Common use of Maintenance or Improvement Deposit Clause in Contracts

Maintenance or Improvement Deposit. SECTION 1. The Company covenants that it will deposit with the Trustee on or before the March 1 next occurring after the bonds of the 9.89% Series due 2008 cease to be outstanding, or on or before the March 1 next occurring after the bonds of the 9.93% Series due 2013 cease to be outstanding, or on or before the next March 1 next occurring after the bonds of the 9.97% Series due 2018 cease to be outstanding, or on or before the March 1 next occurring after the bonds of the 9.12% Series due 2010 cease to be outstanding, or on or before the March 1 next occurring after the bonds of the 9.29% Series due 2026 cease to be outstanding, or on or before the March 1 next occurring after the bonds of the 9.17% Series due 2021 cease to be outstanding, or on or before the next March 1 next occurring after the bonds of the 9.17% Series due 2011 cease to be outstanding, or on or before the March 1 next occurring after the bonds of the 7.15% Series due 2008 cease to be outstanding, or on or before the March 1 next occurring after the bonds of any of the Subseries of the 1995 Medium Term Note Series issued under the Twenty-Ninth Supplemental Indenture (consisting of the 7.72% Subseries A due 2025, the 6.82% Subseries B due 2005, the 6.89% Subseries C due 2015, and the 6.99% Subseries D due 2006) shall cease to be outstanding, or on or before the March 1 next occurring after bonds of the 6.35% Series due 2025 shall cease to be outstanding, on or before the March 1 next occurring after the bonds of any of the Subseries of the 1997 Medium Term Note Series issued under the Thirty-First Supplemental Indenture (consisting of the 6.75% Subseries A due 2007 and the 6.14% Subseries C due 2008) cease to be outstanding, or on or before March 1 next occurring after the bonds of 6.00% Series due 2029 cease to be outstanding, or on or before March 1 next occurring after the Bonds of any of the Subseries of the 1999 Medium Term Note Series issued under the Thirty-Third Supplemental Indenture (consisting of the 7.40% Subseries A due 2005, the 7.40% Subseries B due 2005, the 9.53% Subseries D due 2019, the 6.375% Subseries E due 2023, the 8.26% Subseries F due 2022, the 9.50% Subseries G due 2006, the 9.22% Subseries H due 2019, the 8.32% Subseries I due 2022, the 8.14% Subseries J due 2025, the 6.00% Subseries K due 2030, the 5.93% Subseries L due 2012, the 2.65% Subseries M due 2006, the 3.461% Subseries N due 2007, the 5.08% Subseries O due 2015, the 5.17% Subseries P due 2017, the 5.751% Subseries Q due 2019, the 5.751% Subseries R due 2019, the 6.06% Subseries S due 2027, the 6.06% Subseries T due 2027 and the 5.98% Subseries U due 2028) cease to be outstanding, or on or before March 1 next occurring after the bonds of the 5.35% Series due 2031 or on or before March 1 next occurring after the bonds of the 5.55% Series due 2032 cease to be outstanding, or on or before March 1 next occurring after the bonds of the 3.75% Series due 2010 cease to be outstanding, or on or before March 1 next occurring after the bonds of the 5.15% Series due 2032 cease to be outstanding, whichever is latest, an amount in cash (the "Maintenance or Improvement Deposit") equal to 9% of the Gross Operating Revenues of the Company during the preceding calendar year less, to the extent that the Company desires to take such credits, the following:

Maintenance or Improvement Deposit. SECTION 1. The Company covenants that it will deposit with the Trustee on or before the March 1 next occurring after the bonds of the 9.89% Series due 2008 cease to be outstanding, or on or before the March 1 next occurring after the bonds of the 9.93% Series due 2013 cease to be outstanding, or on or before the next March 1 next occurring after the bonds of the 9.97% Series due 2018 cease to be outstanding, or on or before the March 1 next occurring after the bonds of the 9.12% Series due 2010 cease to be outstanding, or on or before the March 1 next occurring after the bonds of the 9.29% Series due 2026 cease to be outstanding, or on or before the March 1 next occurring after the bonds of the 9.17% Series due 2021 cease to be outstanding, or on or before the next March 1 next occurring after the bonds of the 9.17% Series due 2011 cease to be outstanding, or on or before the March 1 next occurring after the bonds of the 7.15% Series due 2008 cease to be outstanding, or on or before the March 1 next occurring after the bonds of any of the Subseries of the 1995 Medium Term Note Series issued under the Twenty-Ninth Supplemental Indenture (consisting of the 7.72% Subseries A due 2025, the 6.82% Subseries B due 2005, 2025 and the 6.89% Subseries C due 2015, and the 6.99% Subseries D due 2006) shall cease to be outstanding, or on or before the March 1 next occurring after bonds of the 6.35% Series due 2025 shall cease to be outstanding, on or before the March 1 next occurring after the bonds of any of the Subseries of the 1997 Medium Term Note Series issued under the Thirty-First Supplemental Indenture (consisting of the 6.75% Subseries A due 2007 and the 6.14% Subseries C due 2008) cease to be outstanding, or on or before March 1 next occurring after the bonds of 6.00% Series due 2029 cease to be outstanding, or on or before March 1 next occurring after the Bonds of any of the Subseries of the 1999 Medium Term Note Series issued under the Thirty-Third Supplemental Indenture (consisting of the 7.40% Subseries A due 2005, the 7.40% Subseries B due 2005, the 9.53% Subseries D due 2019, the 6.375% Subseries E due 2023, the 8.26% Subseries F due 2022, the 9.50% Subseries G due 2006, the 9.22% Subseries H due 2019, the 8.32% Subseries I due 2022, the 8.14% Subseries J due 2025, the 6.00% Subseries K due 2030, the 5.93% Subseries L due 2012, the 2.65% Subseries M due 2006, the 3.461% Subseries N due 2007, the 5.08% Subseries O due 2015, the 5.17% Subseries P due 2017, the 5.751% Subseries Q due 2019, the 5.751% Subseries R due 2019, the 6.06% Subseries S due 2027, the 6.06% Subseries T due 2027 and the 5.98% Subseries U due 2028) cease to be outstanding, or on or before March 1 next occurring after the bonds of the 5.35% Series due 2031 cease to be outstanding, or on or before March 1 next occurring after the bonds of the 5.55% Series due 2032 cease to be outstanding, or on or before March 1 next occurring after the bonds of the 3.755.15% Series due 2010 2032 cease to be outstanding, or on or before March 1 next occurring after the bonds of the 5.155.05% Series due 2032 2039 cease to be outstanding, or on or before March 1 next occurring after the bonds of the 5.00% Series due 2036 cease to be outstanding, or on or before March 1 next occurring after the bonds of the 5.00% Series due 2037 cease to be outstanding, or on or before March 1 next occurring after the bonds of the 5.00% Series due 2038 cease to be outstanding, or on or before March 1 next occurring after the bonds of the 5.00% Series due 2035 cease to be outstanding, or on or before March 1 next occurring after the bonds of the 5.00% Series due 2040 cease to be outstanding or on or before March 1 next occurring after the bonds of the 5.00% Series due 2041 cease to be outstanding, or on or before March 1 next occurring after the bonds of the 5.25% Series due 2042 cease to be outstanding, or on or before March 1 next occurring after the bonds of the 5.25% Series due 2043 cease to be outstanding, or on or before March 1 next occurring after the bonds of the 6.25% Series due 2017 cease to be outstanding, or on or before March 1 next occurring after the bonds of the 6.75% Series due 2018 cease to be outstanding, or on or before March 1 next occurring after the bonds of the 5.00% Series due 2033 cease to be outstanding, or on or before March 1 next occurring after the bonds of the 5.00% Series due 2034 cease to be outstanding, or on or before March 1 next occurring after the bonds of the 5.00% Series due 2039 cease to be outstanding, or on or before March 1 next occurring after the bonds of the 5.00% Series due 2040 cease to be outstanding, or on or before March 1 next occurring after the bonds of the 4.75% Series due 2040 cease to be outstanding, or on or before March 1 next occurring after the bonds of the 4.50% Series due 2042 cease to be outstanding, or on or before March 1 next occurring after the bonds of the 5.00% Series due 2043 cease to be outstanding, whichever is latest, and on or before March 1 in each year thereafter if and so long as any of the Bonds are outstanding, an amount in cash (the "“Maintenance or Improvement Deposit"”) equal to 9% of the Gross Operating Revenues of the Company during the preceding calendar year less, to the extent that the Company desires to take such credits, the following:

Maintenance or Improvement Deposit. SECTION 1. The Company covenants that it will deposit with the Trustee on or before the March 1 next occurring after the bonds of the 9.89% Series due 2008 cease to be outstanding, or on or before the March 1 next occurring after the bonds of the 7.15% Series due 2008 cease to be outstanding, or on or before the March 1 next occurring after the bonds of the 9.93% Series due 2013 cease to be outstanding, or on or before the next March 1 next occurring after the bonds of the 9.97% Series due 2018 cease to be outstanding, or on or before the March 1 next occurring after the bonds of the 9.12% Series due 2010 cease to be outstanding, or on or before the March 1 next occurring after the bonds of the 9.29% Series due 2026 cease to be outstanding, or on or before the March 1 next occurring after the bonds of the 9.17% Series due 2021 cease to be outstanding, or on or before the next March 1 next occurring after the bonds of the 9.17% Series due 2011 shall cease to be outstanding, or on or before the March 1 next occurring after the bonds of the 7.156.50% Series due 2008 2010 shall cease to be outstanding, or on or before the March 1 next occurring after the bonds of the 5.95% Series due 2002 shall cease to be outstanding, or on or before the March 1 next occurring after the bonds of any of the Subseries of the 1995 Medium Term Note Series issued under the Twenty-Ninth Supplemental Indenture (consisting of the 7.72% Subseries A due 2025, the 6.82% Subseries B due 2005, the 6.89% Subseries C (due 2015, and the 6.99% Subseries D due 2006, the 7.47% Subseries E due 2003, the 6.83% Subseries F due 2003, and the 7.06% Subseries G due 2004) shall cease to be outstanding, or on or before the March 1 next occurring after bonds of the 6.35% Series due 2025 shall cease to be outstanding, on or before the March 1 next occurring after the bonds of any of the Subseries of the 1997 Medium Term Note Series issued under the Thirty-First Supplemental Indenture (consisting of the 6.75% Subseries A due 2007 whichever is latest, and the 6.14% Subseries C due 2008) cease to be outstanding, or on or before March 1 next occurring after the bonds of 6.00% Series due 2029 cease to be outstanding, or on or before March 1 next occurring after the Bonds of in each year thereafter if and so long as any of the Subseries of the 1999 Medium Term Note Series issued under the Thirty-Third Supplemental Indenture (consisting of the 7.40% Subseries A due 2005, the 7.40% Subseries B due 2005, the 9.53% Subseries D due 2019, the 6.375% Subseries E due 2023, the 8.26% Subseries F due 2022, the 9.50% Subseries G due 2006, the 9.22% Subseries H due 2019, the 8.32% Subseries I due 2022, the 8.14% Subseries J due 2025, the 6.00% Subseries K due 2030, the 5.93% Subseries L due 2012, the 2.65% Subseries M due 2006, the 3.461% Subseries N due 2007, the 5.08% Subseries O due 2015, the 5.17% Subseries P due 2017, the 5.751% Subseries Q due 2019, the 5.751% Subseries R due 2019, the 6.06% Subseries S due 2027, the 6.06% Subseries T due 2027 and the 5.98% Subseries U due 2028) cease to be Bonds are outstanding, or on or before March 1 next occurring after the bonds of the 5.35% Series due 2031 or on or before March 1 next occurring after the bonds of the 5.55% Series due 2032 cease to be outstanding, or on or before March 1 next occurring after the bonds of the 3.75% Series due 2010 cease to be outstanding, or on or before March 1 next occurring after the bonds of the 5.15% Series due 2032 cease to be outstanding, whichever is latest, an amount in cash (the "Maintenance or Improvement Deposit") equal to 9% of the Gross Operating Revenues of the Company during the preceding calendar year less, to the extent that the Company company desires to take such credits, the following:

Maintenance or Improvement Deposit. SECTION 1. The Company covenants that it will deposit with the Trustee on or before the March 1 next occurring after the bonds of the 9.89% Series due 2008 cease to be outstanding, or on or before the March 1 next occurring after the bonds of the 9.93% Series due 2013 cease to be outstanding, or on or before the next March 1 next occurring after the bonds of the 9.97% Series due 2018 cease to be outstanding, or on or before the March 1 next occurring after the bonds of the 9.12% Series due 2010 cease to be outstanding, or on or before the March 1 next occurring after the bonds of the 9.29% Series due 2026 cease to be outstanding, or on or before the March 1 next occurring after the bonds of the 9.17% Series due 2021 cease to be outstanding, or on or before the next March 1 next occurring after the bonds of the 9.17% Series due 2011 cease to be outstanding, or on or before the March 1 next occurring after the bonds of the 7.15% Series due 2008 cease to be outstanding, or on or before the March 1 next occurring after the bonds of any of the Subseries of the 1995 Medium Term Note Series issued under the Twenty-Ninth Supplemental Indenture (consisting of the 7.72% Subseries A due 2025, the 6.82% Subseries B due 2005, the 6.89% Subseries C due 2015, and the 6.99% Subseries D due 2006) shall cease to be outstanding, or on or before the March 1 next occurring after bonds of the 6.35% Series due 2025 shall cease to be outstanding, or on or before the March 1 next occurring after the bonds of any of the Subseries of the 1997 Medium Term Note Series issued under the Thirty-First Supplemental Indenture (consisting of the 6.75% Subseries A due 2007 and the 6.14% Subseries C due 2008) cease to be outstanding, or on or before March 1 next occurring after the bonds of 6.00% Series due 2029 cease to be outstanding, or on or before March 1 next occurring after the Bonds bonds of any of the Subseries of the 1999 Medium Term Note Series issued under the Thirty-Third Supplemental Indenture (consisting of the 7.40% Subseries A due 2005, the 7.40% Subseries B due 2005, the 9.53% Subseries D due 2019, the 6.375% Subseries E due 2023, the 8.26% Subseries F due 2022, the 9.50% Subseries G due 2006, the 9.22% Subseries H due 2019, the 8.32% Subseries I due 2022, the 8.14% Subseries J due 2025, the 6.00% Subseries K due 2030, the 5.93% Subseries L due 2012, the 2.65% Subseries M due 2006, the 3.461% Subseries N due 2007, the 5.08% Subseries O due 2015, the 5.17% Subseries P due 2017, the 5.751% Subseries Q due 2019, the 5.751% Subseries R due 2019, the 6.06% Subseries S due 2027, the 6.06% Subseries T due 2027 and the 5.98% Subseries U due 2028) cease to be outstanding, or on or before March 1 next occurring after the bonds of the 5.35% Series due 2031 cease to be outstanding, or on or before March 1 next occurring after the bonds of the 5.55% Series due 2032 cease to be outstanding, or on or before March 1 next occurring after the bonds of the 3.75% Series due 2010 cease to be outstanding, or on or before March 1 next occurring after the bonds of the 5.15% Series due 2032 cease to be outstanding, or on or before March 1 next occurring after the bonds of the 5.05% Series due 2039 cease to be outstanding, whichever is latest, an amount in cash (the "Maintenance or Improvement Deposit") equal to 9% of the Gross Operating Revenues of the Company during the preceding calendar year less, to the extent that the Company desires to take such credits, the following:

Maintenance or Improvement Deposit. SECTION 1. The Company covenants that it will deposit with the Trustee on or before the March 1 next occurring after the bonds of the 9.89% Series due 2008 cease to be outstanding, or on or before the March 1 next occurring after the bonds of the 9.93% Series due 2013 cease to be outstanding, or on or before the next March 1 next occurring after the bonds of the 9.97% Series due 2018 cease to be outstanding, or on or before the March 1 next occurring after the bonds of the 9.12% Series due 2010 cease to be outstanding, or on or before the March 1 next occurring after the bonds of the 9.29% Series due 2026 cease to be outstanding, or on or before the March 1 next occurring after the bonds of the 9.17% Series due 2021 cease to be outstanding, or on or before the next March 1 next occurring after the bonds of the 9.17% Series due 2011 cease to be outstanding, or on or before the March 1 next occurring after the bonds of the 7.15% Series due 2008 cease to be outstanding, or on or before the March 1 next occurring after the bonds of any of the Subseries of the 1995 Medium Term Note Series issued under the Twenty-Ninth Supplemental Indenture (consisting of the 7.72% Subseries A due 2025, the 6.82% Subseries B due 2005, the 6.89% Subseries C due 2015, and the 6.99% Subseries D due 2006) shall cease to be outstanding, or on or before the March 1 next occurring after bonds of the 6.35% Series due 2025 shall cease to be outstanding, on or before the March 1 next occurring after the bonds of any of the Subseries of the 1997 Medium Term Note Series issued under the Thirty-First Supplemental Indenture (consisting of the 6.75% Subseries A due 2007 and the 6.14% Subseries C due 2008) cease to be outstanding, or on or before March 1 next occurring after the bonds of 6.00% Series due 2029 cease to be outstanding, or on or before March 1 next occurring after the Bonds bonds of any of the Subseries of the 1999 Medium Term Note Series issued under the Thirty-Third Supplemental Indenture (consisting of the 7.40% Subseries A due 2005, the 7.40% Subseries B due 2005, the 9.53% Subseries D due 2019, the 6.375% Subseries E due 2023, the 8.26% Subseries F due 2022, the 9.50% Subseries G due 2006, the 9.22% Subseries H due 2019, the 8.32% Subseries I due 2022, the 8.14% Subseries J due 2025, the 6.00% Subseries K due 2030, the 5.93% Subseries L due 2012, the 2.65% Subseries M due 2006, the 3.461% Subseries N due 2007, the 5.08% Subseries O due 2015, the 5.17% Subseries P due 2017, the 5.751% Subseries Q due 2019, the 5.751% Subseries R due 2019, the 6.06% Subseries S due 2027, the 6.06% Subseries T due 2027 and the 5.98% Subseries U due 2028) cease to be outstanding, or on or before March 1 next occurring after the bonds of the 5.35% Series due 2031 cease to be outstanding, or on or before March 1 next occurring after the bonds of the 5.55% Series due 2032 cease to be outstanding, or on or before March 1 next occurring after the bonds of the 3.75% Series due 2010 cease to be outstanding, or on or before March 1 next occurring after the bonds of the 5.15% Series due 2032 cease to be outstanding, or on or before March 1 next occurring after the bonds of the 5.05% Series due 2039 cease to be outstanding, or on or before March 1 next occurring after the bonds of the 5.00% Series due 2036 cease to be outstanding, or on or before March 1 next occurring after the bonds of the 5.00% Series due 2037 cease to be outstanding, or on or before March 1 next occurring after the bonds of the 5.00% Series due 2038 cease to be outstanding, whichever is latest, an amount in cash (the "Maintenance or Improvement Deposit") equal to 9% of the Gross Operating Revenues of the Company during the preceding calendar year less, to the extent that the Company desires to take such credits, the following:

Maintenance or Improvement Deposit. SECTION 1. The Company covenants that it will deposit with the Trustee on or before the March 1 next occurring after the bonds of the 9.89% Series due 2008 cease to be outstanding, or on or before the March 1 next occurring after the bonds of the 9.93% Series due 2013 cease to be outstanding, or on or before the next March 1 next occurring after the bonds of the 9.97% Series due 2018 cease to be outstanding, or on or before the March 1 next occurring after the bonds of the 9.12% Series due 2010 cease to be outstanding, or on or before the March 1 next occurring after the bonds of the 9.29% Series due 2026 cease to be outstanding, or on or before the March 1 next occurring after the bonds of the 9.17% Series due 2021 cease to be outstanding, or on or before the next March 1 next occurring after the bonds of the 9.17% Series due 2011 cease to be outstanding, or on or before the March 1 next occurring after the bonds of the 6.50% Series due 2010 cease to be outstanding, or on or before the next March 1 next occurring after the bonds of the 5.95% Series due 2002 cease to be outstanding, or on or before the March 1 next occurring after the bonds of the 7.15% Series due 2008 cease to be outstanding, or on or before the March 1 next occurring after the bonds of any of the Subseries of the 1995 Medium Term Note Series issued under the Twenty-Ninth Supplemental Indenture (consisting of the 7.72% Subseries A due 2025, the 6.82% Subseries B due 2005, the 6.89% Subseries C due 2015, and the 6.99% Subseries D due 2006, the 7.47% Subseries E due 2003, the 6.83% Subseries F due 2003, and the 7.06% Subseries G due 2004) shall cease to be outstanding, or on or before the March 1 next occurring after bonds of the 6.35% Series due 2025 shall cease to be outstanding, on or before the March 1 next occurring after the bonds of any of the Subseries of the 1997 Medium Term Note Series issued under the Thirty-First Supplemental Indenture (consisting of the 6.75% Subseries A due 2007 and 2007, the 6.30% Subseries B due 2002, the 6.14% Subseries C due 2008, the 5.80% Subseries D due 2003, the 5.85% Subseries E due 2004 and the 6.00% Subseries F due 2004) cease to be outstanding, or on or before March 1 next occurring after the bonds of 6.00% Series due 2029 cease to be outstanding, or on or before March 1 next occurring after the Bonds of any of the Subseries of the 1999 Medium Term Note Series issued under the Thirty-Third Supplemental Indenture (consisting of the 7.40% Subseries A due 2005, the 7.40% Subseries B due 2005, the 6.21% Subseries C due 2011, the 9.53% Subseries D due 2019, the 6.375% Subseries E due 2023, the 8.26% Subseries F due 2022, the 9.50% Subseries G due 2006, the 9.22% Subseries H due 2019, the 8.32% Subseries I due 2022, the 8.14% Subseries J due 2025, 2025 and the 6.00% Subseries K due 2030, the 5.93% Subseries L due 2012, the 2.65% Subseries M due 2006, the 3.461% Subseries N due 2007, the 5.08% Subseries O due 2015, the 5.17% Subseries P due 2017, the 5.751% Subseries Q due 2019, the 5.751% Subseries R due 2019, the 6.06% Subseries S due 2027, the 6.06% Subseries T due 2027 and the 5.98% Subseries U due 2028) cease to be outstanding, or on or before March 1 next occurring after the bonds of the 5.35% Series due 2031 or on or before March 1 next occurring after the bonds of the 5.55% Series due 2032 cease to be outstanding, or on or before March 1 next occurring after the bonds of the 3.75% Series due 2010 cease to be outstanding, or on or before March 1 next occurring after the bonds of the 5.15% Series due 2032 cease to be outstanding, whichever is latest, an amount in cash (the "Maintenance or Improvement Deposit") equal to 9% of the Gross Operating Revenues of the Company during the preceding calendar year less, to the extent that the Company desires to take such credits, the following:

Maintenance or Improvement Deposit. SECTION 1. The Company covenants that it will deposit with the Trustee on or before the March 1 next occurring after the bonds of the 9.89% Series due 2008 cease to be outstanding, or on or before the March 1 next occurring after the bonds of the 9.93% Series due 2013 cease to be outstanding, or on or before the next March 1 next occurring after the bonds of the 9.97% Series due 2018 cease to be outstanding, or on or before the March 1 next occurring after the bonds of the 9.12% Series due 2010 cease to be outstanding, or on or before the March 1 next occurring after the bonds of the 9.29% Series due 2026 cease to be outstanding, or on or before the March 1 next occurring after the bonds of the 9.17% Series due 2021 cease to be outstanding, or on or before the next March 1 next occurring after the bonds of the 9.17% Series due 2011 cease to be outstanding, or on or before the March 1 next occurring after the bonds of the 7.15% Series due 2008 cease to be outstanding, or on or before the March 1 next occurring after the bonds of any of the Subseries of the 1995 Medium Term Note Series issued under the Twenty-Ninth Supplemental Indenture (consisting of the 7.72% Subseries A due 2025, the 6.82% Subseries B due 2005, 2025 and the 6.89% Subseries C due 2015, and the 6.99% Subseries D due 2006) shall cease to be outstanding, or on or before the March 1 next occurring after bonds of the 6.35% Series due 2025 shall cease to be outstanding, on or before the March 1 next occurring after the bonds of any of the Subseries of the 1997 Medium Term Note Series issued under the Thirty-First Supplemental Indenture (consisting of the 6.75% Subseries A due 2007 and the 6.14% Subseries C due 2008) cease to be outstanding, or on or before March 1 next occurring after the bonds of 6.00% Series due 2029 cease to be outstanding, or on or before March 1 next occurring after the Bonds bonds of any of the Subseries of the 1999 Medium Term Note Series issued under the Thirty-Third Supplemental Indenture (consisting of the 7.406.21% Subseries A Series due 2005, the 7.40% Subseries B due 20052011, the 9.53% Subseries D due 2019, the 6.375% Subseries E due 2023, the 8.26% Subseries F due 2022, the 9.50% Subseries G due 2006, the 9.22% Subseries H due 2019, the 8.32% Subseries I due 2022, the 8.14% Subseries J due 2025, the 6.00% Subseries K due 2030, the 5.93% Subseries L due 2012, the 2.65% Subseries M due 2006, the 3.461% Subseries N due 2007, the 5.08% Subseries O due 2015, the 5.17% Subseries P due 2017, the 5.751% Subseries Q due 2019, the 5.751% Subseries R due 2019, the 6.06% Subseries S due 2027, the 6.06% Subseries T due 2027 and the 5.98% Subseries U due 2028) cease to be outstanding, or on or before March 1 next occurring after the bonds of the 5.35% Series due 2031 cease to be outstanding, or on or before March 1 next occurring after the bonds of the 5.55% Series due 2032 cease to be outstanding, or on or before March 1 next occurring after the bonds of the 3.75% Series due 2010 cease to be outstanding, or on or before March 1 next occurring after the bonds of the 5.15% Series due 2032 cease to be outstanding, or on or before March 1 next occurring after the bonds of the 5.05% Series due 2039 cease to be outstanding, or on or before March 1 next occurring after the bonds of the 5.00% Series due 2036 cease to be outstanding, or on or before March 1 next occurring after the bonds of the 5.00% Series due 2037 cease to be outstanding, or on or before March 1 next occurring after the bonds of the 5.00% Series due 2038 cease to be outstanding, or on or before March 1 next occurring after the bonds of the 5.00% Series due 2035 cease to be outstanding, or on or before March 1 next occurring after the bonds of the 5.00% Series due 2040 cease to be outstanding, or on or before March 1 next occurring after the bonds of the 5.00% Series due 2041 cease to be outstanding, or on or before March 1 next occurring after the bonds of the 5.25% Series due 2042 cease to be outstanding, or on or before March 1 next occurring after the bonds of the 5.25% Series due 2043 cease to be outstanding, whichever is latest, an amount in cash (the "“Maintenance or Improvement Deposit"”) equal to 9% of the Gross Operating Revenues of the Company during the preceding calendar year less, to the extent that the Company desires to take such credits, the following:

Maintenance or Improvement Deposit. SECTION 1. The Company covenants that it will deposit with the Trustee on or before the March 1 next occurring after the bonds of the 9.89% Series due 2008 cease to be outstanding, or on or before the March 1 next occurring after the bonds of the 9.93% Series due 2013 cease to be outstanding, or on or before the next March 1 next occurring after the bonds of the 9.97% Series due 2018 cease to be outstanding, or on or before the March 1 next occurring after the bonds of the 9.12% Series due 2010 cease to be outstanding, or on or before the March 1 next occurring after the bonds of the 9.29% Series due 2026 cease to be outstanding, or on or before the March 1 next occurring after the bonds of the 9.17% Series due 2021 cease to be outstanding, or on or before the next March 1 next occurring after the bonds of the 9.17% Series due 2011 cease to be outstanding, or on or before the March 1 next occurring after the bonds of the 6.50% Series due 2010 cease to be outstanding, or on or before the next March 1 next occurring after the bonds of the 5.95% Series due 2002 cease to be outstanding, or on or before the March 1 next occurring after the bonds of the 7.15% Series due 2008 cease to be outstanding, or on or before the March 1 next occurring after the bonds of any of the Subseries of the 1995 Medium Term Note Series issued under the Twenty-Ninth Supplemental Indenture (consisting of the 7.72% Subseries A due 2025, the 6.82% Subseries B due 2005, the 6.89% Subseries C due 2015, and the 6.99% Subseries D due 2006, the 7.47% Subseries E due 2003, the 6.83% Subseries F due 2003, and the 7.06% Subseries G due 2004) shall cease to be outstanding, or on or before the March 1 next occurring after bonds of the 6.35% Series due 2025 shall cease to be outstanding, on or before the March 1 next occurring after the bonds of any of the Subseries of the 1997 Medium Term Note Series issued under the Thirty-First Supplemental Indenture (consisting of the 6.75% Subseries A due 2007 and 2007, the 6.30% Subseries B due 2002, the 6.14% Subseries C due 2008, the 5.80% Subseries D due 2003, the 5.85% Subseries E due 2004 and the 6.00% Subseries F due 2004) cease to be outstanding, or on or before March 1 next occurring after the bonds of 6.00% Series due 2029 cease to be outstanding, or on or before March 1 next occurring after the Bonds of any of the Subseries of the 1999 Medium Term Note Series issued under the Thirty-Third Supplemental Indenture (consisting of the 7.40% Subseries A due 2005, the 7.40% Subseries B due 2005, the 6.21% Subseries C due 2011, the 9.53% Subseries D due 2019, the 6.375% Subseries E due 2023, the 8.26% Subseries F due 2022, 20 the 9.50% Subseries G due 2006, the 9.22% Subseries H due 2019, the 8.32% Subseries I due 2022, the 8.14% Subseries J due 2025, 2025 and the 6.00% Subseries K due 2030, the 5.93% Subseries L due 2012, the 2.65% Subseries M due 2006, the 3.461% Subseries N due 2007, the 5.08% Subseries O due 2015, the 5.17% Subseries P due 2017, the 5.751% Subseries Q due 2019, the 5.751% Subseries R due 2019, the 6.06% Subseries S due 2027, the 6.06% Subseries T due 2027 and the 5.98% Subseries U due 2028) cease to be outstanding, or on or before March 1 next occurring after the bonds of the 5.35% Series due 2031 or on or before March 1 next occurring after the bonds of the 5.55% Series due 2032 cease to be outstanding, or on or before March 1 next occurring after the bonds of the 3.75% Series due 2010 cease to be outstanding, or on or before March 1 next occurring after the bonds of the 5.15% Series due 2032 cease to be outstanding, whichever is latest, an amount in cash (the "Maintenance or Improvement Deposit") equal to 9% of the Gross Operating Revenues of the Company during the preceding calendar year less, to the extent that the Company desires to take such credits, the following:

Maintenance or Improvement Deposit. SECTION 1. The Company covenants that it will deposit with the Trustee on or before the March 1 next occurring after the bonds of the 9.89% Series due 2008 cease to be outstanding, or on or before the March 1 next occurring after the bonds of the 9.93% Series due 2013 cease to be outstanding, or on or before the next March 1 next occurring after the bonds of the 9.97% Series due 2018 cease to be outstanding, or on or before the March 1 next occurring after the bonds of the 9.12% Series due 2010 cease to be outstanding, or on or before the March 1 next occurring after the bonds of the 9.29% Series due 2026 cease to be outstanding, or on or before the March 1 next occurring after the bonds of the 9.17% Series due 2021 cease to be outstanding, or on or before the next March 1 next occurring after the bonds of the 9.17% Series due 2011 cease to be outstanding, or on or before the March 1 next occurring after the bonds of the 6.50% Series due 2010 cease to be outstanding, or on or before the next March 1 next occurring after the bonds of the 5.95% Series due 2002 cease to be outstanding, or on or before the March 1 next occurring after the bonds of the 7.15% Series due 2008 cease to be outstanding, or on or before the March 1 next occurring after the bonds of any of the Subseries of the 1995 Medium Term Note Series issued under the Twenty-Ninth Supplemental Indenture (consisting of the 7.72% Subseries A due 2025, the 6.82% Subseries B due 2005, the 6.89% Subseries C due 2015, and the 6.99% Subseries D due 2006, the 7.47% Subseries E due 2003, the 6.83% Subseries F due 2003, and the 7.06% Subseries G due 2004) shall cease to be outstanding, or on or before the March 1 next occurring after bonds of the 6.35% Series due 2025 shall cease to be outstanding, on or before the March 1 next occurring after the bonds of any of the Subseries of the 1997 Medium Term Note Series issued under the Thirty-First Supplemental Indenture (consisting of the 6.75% Subseries A due 2007 and 2007, the 6.30% Subseries B due 2002, the 6.14% Subseries C due 2008, the 5.80% Subseries D due 2003, the 5.85% Subseries E due 2004 and the 6.00% Subseries F due 2004) cease to be outstanding, or on or before March 1 next occurring after the bonds of 6.00% Series due 2029 cease to be outstanding, or on or before March 1 next occurring after the Bonds of any of the Subseries of the 1999 Medium Term Note Series issued under the Thirty-Third Supplemental Indenture (consisting of the 7.40% Subseries A due 2005, the 7.40% Subseries B due 2005, 2005 and the 9.536.21% Subseries D C due 2019, the 6.375% Subseries E due 2023, the 8.26% Subseries F due 2022, the 9.50% Subseries G due 2006, the 9.22% Subseries H due 2019, the 8.32% Subseries I due 2022, the 8.14% Subseries J due 2025, the 6.00% Subseries K due 2030, the 5.93% Subseries L due 2012, the 2.65% Subseries M due 2006, the 3.461% Subseries N due 2007, the 5.08% Subseries O due 2015, the 5.17% Subseries P due 2017, the 5.751% Subseries Q due 2019, the 5.751% Subseries R due 2019, the 6.06% Subseries S due 2027, the 6.06% Subseries T due 2027 and the 5.98% Subseries U due 20282011) cease to be outstanding, or on or before March 1 next occurring after the bonds of the 5.35% Series due 2031 or on or before March 1 next occurring after the bonds of the 5.55% Series due 2032 cease to be outstanding, or on or before March 1 next occurring after the bonds of the 3.75% Series due 2010 cease to be outstanding, or on or before March 1 next occurring after the bonds of the 5.15% Series due 2032 cease to be outstanding, whichever is latest, an amount in cash (the "Maintenance or Improvement Deposit") equal to 9% of the Gross Operating Revenues of the Company during the preceding calendar year less, to the extent that the Company desires to take such credits, the following:

Maintenance or Improvement Deposit. SECTION 1. The Company covenants that it will deposit with the Trustee on or before the March 1 next occurring after the bonds of the 9.89% Series due 2008 cease to be outstanding, or on or before the March 1 next occurring after the bonds of the 9.93% Series due 2013 cease to be outstanding, or on or before the next March 1 next occurring after the bonds of the 9.97% Series due 2018 cease to be outstanding, or on or before the March 1 next occurring after the bonds of the 9.12% Series due 2010 cease to be outstanding, or on or before the March 1 next occurring after the bonds of the 9.29% Series due 2026 cease to be outstanding, or on or before the March 1 next occurring after the bonds of the 9.17% Series due 2021 cease to be outstanding, or on or before the next March 1 next occurring after the bonds of the 9.17% Series due 2011 cease to be outstanding, or on or before the March 1 next occurring after the bonds of the 7.15% Series due 2008 cease to be outstanding, or on or before the March 1 next occurring after the bonds of any of the Subseries of the 1995 Medium Term Note Series issued under the Twenty-Ninth Supplemental Indenture (consisting of the 7.72% Subseries A due 2025, the 6.82% Subseries B due 2005, 2025 and the 6.89% Subseries C due 2015, and the 6.99% Subseries D due 2006) shall cease to be outstanding, or on or before the March 1 next occurring after bonds of the 6.35% Series due 2025 shall cease to be outstanding, on or before the March 1 next occurring after the bonds of any of the Subseries of the 1997 Medium Term Note Series issued under the Thirty-First Supplemental Indenture (consisting of the 6.75% Subseries A due 2007 and the 6.14% Subseries C due 2008) cease to be outstanding, or on or before March 1 next occurring after the bonds of 6.00% Series due 2029 cease to be outstanding, or on or before March 1 next occurring after the Bonds bonds of any of the Subseries of the 1999 Medium Term Note Series issued under the Thirty-Third Supplemental Indenture (consisting of the 7.406.21% Subseries A Series due 2005, the 7.40% Subseries B due 20052011, the 9.53% Subseries D due 2019, the 6.375% Subseries E due 2023, the 8.26% Subseries F due 2022, the 9.50% Subseries G due 2006, the 9.22% Subseries H due 2019, the 8.32% Subseries I due 2022, the 8.14% Subseries J due 2025, the 6.00% Subseries K due 2030, the 5.93% Subseries L due 2012, the 2.65% Subseries M due 2006, the 3.461% Subseries N due 2007, the 5.08% Subseries O due 2015, the 5.17% Subseries P due 2017, the 5.751% Subseries Q due 2019, the 5.751% Subseries R due 2019, the 6.06% Subseries S due 2027, the 6.06% Subseries T due 2027 and the 5.98% Subseries U due 2028) cease to be outstanding, or on or before March 1 next occurring after the bonds of the 5.35% Series due 2031 cease to be outstanding, or on or before March 1 next occurring after the bonds of the 5.55% Series due 2032 cease to be outstanding, or on or before March 1 next occurring after the bonds of the 3.755.15% Series due 2010 2032 cease to be outstanding, or on or before March 1 next occurring after the bonds of the 5.155.05% Series due 2032 2039 cease to be outstanding, or on or before March 1 next occurring after the bonds of the 5.00% Series due 2036 cease to be outstanding, or on or before March 1 next occurring after the bonds of the 5.00% Series due 2037 cease to be outstanding, or on or before March 1 next occurring after the bonds of the 5.00% Series due 2038 cease to be outstanding, or on or before March 1 next occurring after the bonds of the 5.00% Series due 2035 cease to be outstanding, or on or before March 1 next occurring after the bonds of the 5.00% Series due 2041 cease to be outstanding, or on or before March 1 next occurring after the bonds of the 5.25% Series due 2042 cease to be outstanding, or on or before March 1 next occurring after the bonds of the 5.25% Series due 2043 cease to be outstanding, or on or before March 1 next occurring after the bonds of the 6.25% Series due 2017 cease to be outstanding, or on or before March 1 next occurring after the bonds of the 6.75% Series due 2018 cease to be outstanding, or on or before March 1 next occurring after the bonds of the 5.00% Series due 2039 cease to be outstanding, or on or before March 1 next occurring after the bonds of the 5.00% Series due 2040 cease to be outstanding, or on or before March 1 next occurring after the bonds of the 4.75% Series due 2040 cease to be outstanding, whichever is latest, an amount in cash (the "“Maintenance or Improvement Deposit"”) equal to 9% of the Gross Operating Revenues of the Company during the preceding calendar year less, to the extent that the Company desires to take such credits, the following:

Maintenance or Improvement Deposit. SECTION 1. The Company covenants that it will deposit with the Trustee on or before the March 1 next occurring after the bonds of the 9.89% Series due 2008 cease to be outstanding, or on or before the March 1 next occurring after the bonds of the 9.93% Series due 2013 cease to be outstanding, or on or before the next March 1 next occurring after the bonds of the 9.97% Series due 2018 cease to be outstanding, or on or before the March 1 next occurring after the bonds of the 9.12% Series due 2010 cease to be outstanding, or on or before the March 1 next occurring after the bonds of the 9.29% Series due 2026 cease to be outstanding, or on or before the March 1 next occurring after the bonds of the 9.17% Series due 2021 cease to be outstanding, or on or before the next March 1 next occurring after the bonds of the 9.17% Series due 2011 cease to be outstanding, or on or before the March 1 next occurring after the bonds of the 7.15% Series due 2008 cease to be outstanding, or on or before the March 1 next occurring after the bonds of any of the Subseries of the 1995 Medium Term Note Series issued under the Twenty-Ninth Supplemental Indenture (consisting of the 7.72% Subseries A due 2025, the 6.82% Subseries B due 2005, 2025 and the 6.89% Subseries C due 2015, and the 6.99% Subseries D due 2006) shall cease to be outstanding, or on or before the March 1 next occurring after bonds of the 6.35% Series due 2025 shall cease to be outstanding, on or before the March 1 next occurring after the bonds of any of the Subseries of the 1997 Medium Term Note Series issued under the Thirty-First Supplemental Indenture (consisting of the 6.75% Subseries A due 2007 and the 6.14% Subseries C due 2008) cease to be outstanding, or on or before March 1 next occurring after the bonds of 6.00% Series due 2029 cease to be outstanding, or on or before March 1 next occurring after the Bonds bonds of any of the Subseries of the 1999 Medium Term Note Series issued under the Thirty-Third Supplemental Indenture (consisting of the 7.406.21% Subseries A Series due 2005, the 7.40% Subseries B due 20052011, the 9.53% Subseries D due 2019, the 6.375% Subseries E due 2023, the 8.26% Subseries F due 2022, the 9.50% Subseries G due 2006, the 9.22% Subseries H due 2019, the 8.32% Subseries I due 2022, the 8.14% Subseries J due 2025, the 6.00% Subseries K due 2030, the 5.93% Subseries L due 2012, the 2.65% Subseries M due 2006, the 3.461% Subseries N due 2007, the 5.08% Subseries O due 2015, the 5.17% Subseries P due 2017, the 5.751% Subseries Q due 2019, the 5.751% Subseries R due 2019, the 6.06% Subseries S due 2027, the 6.06% Subseries T due 2027 and the 5.98% Subseries U due 2028) cease to be outstanding, or on or before March 1 next occurring after the bonds of the 5.35% Series due 2031 cease to be outstanding, or on or before March 1 next occurring after the bonds of the 5.55% Series due 2032 cease to be outstanding, or on or before March 1 next occurring after the bonds of the 3.75% Series due 2010 cease to be outstanding, or on or before March 1 next occurring after the bonds of the 5.15% Series due 2032 cease to be outstanding, or on or before March 1 next occurring after the bonds of the 5.05% Series due 2039 cease to be outstanding, or on or before March 1 next occurring after the bonds of the 5.00% Series due 2036 cease to be outstanding, or on or before March 1 next occurring after the bonds of the 5.00% Series due 2037 cease to be outstanding, or on or before March 1 next occurring after the bonds of the 5.00% Series due 2038 cease to be outstanding, or on or before March 1 next occurring after the bonds of the 5.00% Series due 2035 cease to be outstanding, whichever is latest, an amount in cash (the "“Maintenance or Improvement Deposit"”) equal to 9% of the Gross Operating Revenues of the Company during the preceding calendar year less, to the extent that the Company desires to take such credits, the following:

Maintenance or Improvement Deposit. SECTION 1. The Company covenants that it will deposit with the Trustee on or before the March 1 next occurring after the bonds of the 9.89% Series due 2008 cease to be outstanding, or on or before the March 1 next occurring after the bonds of the 9.93% Series due 2013 cease to be outstanding, or on or before the next March 1 next occurring after the bonds of the 9.97% Series due 2018 cease to be outstanding, or on or before the March 1 next occurring after the bonds of the 9.12% Series due 2010 cease to be outstanding, or on or before the March 1 next occurring after the bonds of the 9.29% Series due 2026 cease to be outstanding, or on or before the March 1 next occurring after the bonds of the 9.17% Series due 2021 cease to be outstanding, or on or before the next March 1 next occurring after the bonds of the 9.17% Series due 2011 cease to be outstanding, or on or before the March 1 next occurring after the bonds of the 7.15% Series due 2008 cease to be outstanding, or on or before the March 1 next occurring after the bonds of any of the Subseries of the 1995 Medium Term Note Series issued under the Twenty-Ninth Supplemental Indenture (consisting of the 7.72% Subseries A due 2025, the 6.82% Subseries B due 2005, 2025 and the 6.89% Subseries C due 2015, and the 6.99% Subseries D due 2006) shall cease to be outstanding, or on or before the March 1 next occurring after bonds of the 6.35% Series due 2025 shall cease to be outstanding, on or before the March 1 next occurring after the bonds of any of the Subseries of the 1997 Medium Term Note Series issued under the Thirty-First Supplemental Indenture (consisting of the 6.75% Subseries A due 2007 and the 6.14% Subseries C due 2008) cease to be outstanding, or on or before March 1 next occurring after the bonds of 6.00% Series due 2029 cease to be outstanding, or on or before March 1 next occurring after the Bonds bonds of any of the Subseries of the 1999 Medium Term Note Series issued under the Thirty-Third Supplemental Indenture (consisting of the 7.406.21% Subseries A Series due 2005, the 7.40% Subseries B due 20052011, the 9.53% Subseries D due 2019, the 6.375% Subseries E due 2023, the 8.26% Subseries F due 2022, the 9.50% Subseries G due 2006, the 9.22% Subseries H due 2019, the 8.32% Subseries I due 2022, the 8.14% Subseries J due 2025, the 6.00% Subseries K due 2030, the 5.93% Subseries L due 2012, the 2.65% Subseries M due 2006, the 3.461% Subseries N due 2007, the 5.08% Subseries O due 2015, the 5.17% Subseries P due 2017, the 5.751% Subseries Q due 2019, the 5.751% Subseries R due 2019, the 6.06% Subseries S due 2027, the 6.06% Subseries T due 2027 and the 5.98% Subseries U due 2028) cease to be outstanding, or on or before March 1 next occurring after the bonds of the 5.35% Series due 2031 cease to be outstanding, or on or before March 1 next occurring after the bonds of the 5.55% Series due 2032 cease to be outstanding, or on or before March 1 next occurring after the bonds of the 3.75% Series due 2010 cease to be outstanding, or on or before March 1 next occurring after the bonds of the 5.15% Series due 2032 cease to be outstanding, or on or before March 1 next occurring after the bonds of the 5.05% Series due 2039 cease to be outstanding, or on or before March 1 next occurring after the bonds of the 5.00% Series due 2036 cease to be outstanding, or on or before March 1 next occurring after the bonds of the 5.00% Series due 2037 cease to be outstanding, or on or before March 1 next occurring after the bonds of the 5.00% Series due 2038 cease to be outstanding, or on or before March 1 next occurring after the bonds of the 5.00% Series due 2035 cease to be outstanding, or on or before March 1 next occurring after the bonds of the 5.00% Series due 2040 cease to be outstanding, or on or before March 1 next occurring after the bonds of the 5.00% Series due 2041 cease to be outstanding, or on or before March 1 next occurring after the bonds of the 5.25% Series due 2042 cease to be outstanding, or on or before March 1 next occurring after the bonds of the 5.25% Series due 2043 cease to be outstanding, or on or before March 1 next occurring after the bonds of the 6.25% Series due 2017 cease to be outstanding, or on or before March 1 next occurring after the bonds of the 6.75% Series due 2018 cease to be outstanding, or on or before March 1 next occurring after the bonds of the 5.00% Series due 2039 cease to be outstanding, whichever is latest, an amount in cash (the "“Maintenance or Improvement Deposit"”) equal to 9% of the Gross Operating Revenues of the Company during the preceding calendar year less, to the extent that the Company desires to take such credits, the following:

Maintenance or Improvement Deposit. SECTION 1. The Company covenants that it will deposit with the Trustee on or before the March 1 next occurring after the bonds of the 9.89% Series due 2008 cease to be outstanding, or on or before the March 1 next occurring after the bonds of the 9.93% Series due 2013 cease to be outstanding, or on or before the next March 1 next occurring after the bonds of the 9.97% Series due 2018 cease to be outstanding, or on or before the March 1 next occurring after the bonds of the 9.12% Series due 2010 cease to be outstanding, or on or before the March 1 next occurring after the bonds of the 9.29% Series due 2026 cease to be outstanding, or on or before the March 1 next occurring after the bonds of the 9.17% Series due 2021 cease to be outstanding, or on or before the next March 1 next occurring after the bonds of the 9.17% Series due 2011 cease to be outstanding, or on or before the March 1 next occurring after the bonds of the 6.50% Series due 2010 cease to be outstanding, or on or before the next March 1 next occurring after the bonds of the 5.95% Series due 2002 cease to be outstanding, or on or before the March 1 next occurring after the bonds of the 7.15% Series due 2008 cease to be outstanding, or on or before the March 1 next occurring after the bonds of any of the Subseries of the 1995 Medium Term Note Series issued under the Twenty-Ninth Supplemental Indenture (consisting of the 7.72% Subseries A due 2025, the 6.82% Subseries B due 2005, the 6.89% Subseries C due 2015, and the 6.99% Subseries D due 2006, the 7.47% Subseries E due 2003, the 6.83% Subseries F due 2003, and the 7.06% Subseries G due 2004) shall cease to be outstanding, or on or before the March 1 next occurring after bonds of the 6.35% Series due 2025 shall cease to be outstanding, on or before the March 1 next occurring after the bonds of any of the Subseries of the 1997 Medium Term Note Series issued under the Thirty-First Supplemental Indenture (consisting of the 6.75% Subseries A due 2007 and 2007, the 6.30% Subseries B due 2002, the 6.14% Subseries C due 2008, the 5.80% Subseries D due 2003, the 5.85% Subseries E due 2004 and the 6.00% Subseries F due 2004) cease to be outstanding, or on or before March 1 next occurring after the bonds of 6.00% Series due 2029 cease to be outstanding, or on or before March 1 next occurring after the Bonds of any of the Subseries of the 1999 Medium Term Note Series issued under the Thirty-Third Supplemental Indenture (consisting of the 7.40% Subseries A due 2005, the 7.40% Subseries B due 2005, 2005 and the 9.536.21% Subseries D C due 2019, the 6.375% Subseries E due 2023, the 8.26% Subseries F due 2022, the 9.50% Subseries G due 2006, the 9.22% Subseries H due 2019, the 8.32% Subseries I due 2022, the 8.14% Subseries J due 2025, the 6.00% Subseries K due 2030, the 5.93% Subseries L due 2012, the 2.65% Subseries M due 2006, the 3.461% Subseries N due 2007, the 5.08% Subseries O due 2015, the 5.17% Subseries P due 2017, the 5.751% Subseries Q due 2019, the 5.751% Subseries R due 2019, the 6.06% Subseries S due 2027, the 6.06% Subseries T due 2027 and the 5.98% Subseries U due 20282011) cease to be outstanding, or and on or before March 1 next occurring after the bonds in each year thereafter if and so long as any of the 5.35% Series due 2031 or on or before March 1 next occurring after the bonds of the 5.55% Series due 2032 cease to be outstanding, or on or before March 1 next occurring after the bonds of the 3.75% Series due 2010 cease to be outstanding, or on or before March 1 next occurring after the bonds of the 5.15% Series due 2032 cease to be Bonds are outstanding, whichever is latest, an amount in cash (the "Maintenance or Improvement Deposit") equal to 9% of the Gross Operating Revenues of the Company during the preceding calendar year less, to the extent that the Company desires to take such credits, the following:

Maintenance or Improvement Deposit. SECTION 1. The Company covenants that it will deposit with the Trustee on or before the March 1 next occurring after the bonds of the 9.89% Series due 2008 cease to be outstanding, or on or before the March 1 next occurring after the bonds of the 9.93% Series due 2013 cease to be outstanding, or on or before the next March 1 next occurring after the bonds of the 9.97% Series due 2018 cease to be outstanding, or on or before the March 1 next occurring after the bonds of the 9.12% Series due 2010 cease to be outstanding, or on or before the March 1 next occurring after the bonds of the 9.29% Series due 2026 cease to be outstanding, or on or before the March 1 next occurring after the bonds of the 9.17% Series due 2021 cease to be outstanding, or on or before the next March 1 next occurring after the bonds of the 9.17% Series due 2011 cease to be outstanding, or on or before the March 1 next occurring after the bonds of the 6.50% Series due 2010 cease to be outstanding, or on or before the next March 1 next occurring after the bonds of the 5.95% Series due 2002 cease to be outstanding, or on or before the March 1 next occurring after the bonds of the 7.15% Series due 2008 cease to be outstanding, or on or before the March 1 next occurring after the bonds of any of the Subseries of the 1995 Medium Term Note Series issued under the Twenty-Ninth Supplemental Indenture (consisting of the 7.72% Subseries A due 2025, the 6.82% Subseries B due 2005, the 6.89% Subseries C due 2015, and the 6.99% Subseries D due 2006, the 7.47% Subseries E due 2003, the 6.83% Subseries F due 2003, and the 7.06% Subseries G due 2004) shall cease to be outstanding, or on or before the March 1 next occurring after bonds of the 6.35% Series due 2025 shall cease to be outstanding, on or before the March 1 next occurring after the bonds of any of the Subseries of the 1997 Medium Term Note Series issued under the Thirty-First Supplemental Indenture (consisting of the 6.75% Subseries A due 2007 and 2007, the 6.30% Subseries B due 2002, the 6.14% Subseries C due 2008, the 5.80% Subseries D due 2003, the 5.85% Subseries E due 2004 and the 6.00% Subseries F due 2004) cease to be outstanding, or on or before March 1 next occurring after the bonds of 6.00% Series due 2029 cease to be outstanding, or whichever is latest, and on or before March 1 next occurring after the Bonds of in each year thereafter if and so long as any of the Subseries of the 1999 Medium Term Note Series issued under the Thirty-Third Supplemental Indenture (consisting of the 7.40% Subseries A due 2005, the 7.40% Subseries B due 2005, the 9.53% Subseries D due 2019, the 6.375% Subseries E due 2023, the 8.26% Subseries F due 2022, the 9.50% Subseries G due 2006, the 9.22% Subseries H due 2019, the 8.32% Subseries I due 2022, the 8.14% Subseries J due 2025, the 6.00% Subseries K due 2030, the 5.93% Subseries L due 2012, the 2.65% Subseries M due 2006, the 3.461% Subseries N due 2007, the 5.08% Subseries O due 2015, the 5.17% Subseries P due 2017, the 5.751% Subseries Q due 2019, the 5.751% Subseries R due 2019, the 6.06% Subseries S due 2027, the 6.06% Subseries T due 2027 and the 5.98% Subseries U due 2028) cease to be Bonds are outstanding, or on or before March 1 next occurring after the bonds of the 5.35% Series due 2031 or on or before March 1 next occurring after the bonds of the 5.55% Series due 2032 cease to be outstanding, or on or before March 1 next occurring after the bonds of the 3.75% Series due 2010 cease to be outstanding, or on or before March 1 next occurring after the bonds of the 5.15% Series due 2032 cease to be outstanding, whichever is latest, an amount in cash (the "Maintenance or Improvement Deposit") equal to 9% of the Gross Operating Revenues of the Company during the preceding calendar year less, to the extent that the Company desires to take such credits, the following:

Maintenance or Improvement Deposit. SECTION 1. The Company covenants that it will deposit with the Trustee on or before the March 1 next occurring after the bonds of the 9.89% Series due 2008 cease to be outstanding, or on or before the March 1 next occurring after the bonds of the 9.93% Series due 2013 cease to be outstanding, or on or before the next March 1 next occurring after the bonds of the 9.97% Series due 2018 cease to be outstanding, or on or before the March 1 next occurring after the bonds of the 9.12% Series due 2010 cease to be outstanding, or on or before the March 1 next occurring after the bonds of the 9.29% Series due 2026 cease to be outstanding, or on or before the March 1 next occurring after the bonds of the 9.17% Series due 2021 cease to be outstanding, or on or before the next March 1 next occurring after the bonds of the 9.17% Series due 2011 cease to be outstanding, or on or before the March 1 next occurring after the bonds of the 7.15% Series due 2008 cease to be outstanding, or on or before the March 1 next occurring after the bonds of any of the Subseries of the 1995 Medium Term Note Series issued under the Twenty-Ninth Supplemental Indenture (consisting of the 7.72% Subseries A due 2025, the 6.82% Subseries B due 2005, 2025 and the 6.89% Subseries C due 2015, and the 6.99% Subseries D due 2006) shall cease to be outstanding, or on or before the March 1 next occurring after bonds of the 6.35% Series due 2025 shall cease to be outstanding, on or before the March 1 next occurring after the bonds of any of the Subseries of the 1997 Medium Term Note Series issued under the Thirty-First Supplemental Indenture (consisting of the 6.75% Subseries A due 2007 and the 6.14% Subseries C due 2008) cease to be outstanding, or on or before March 1 next occurring after the bonds of 6.00% Series due 2029 cease to be outstanding, or on or before March 1 next occurring after the Bonds bonds of any of the Subseries of the 1999 Medium Term Note Series issued under the Thirty-Third Supplemental Indenture (consisting of the 7.406.21% Subseries A Series due 2005, the 7.40% Subseries B due 20052011, the 9.53% Subseries D due 2019, the 6.375% Subseries E due 2023, the 8.26% Subseries F due 2022, the 9.50% Subseries G due 2006, the 9.22% Subseries H due 2019, the 8.32% Subseries I due 2022, the 8.14% Subseries J due 2025, the 6.00% Subseries K due 2030, the 5.93% Subseries L due 2012, the 2.65% Subseries M due 2006, the 3.461% Subseries N due 2007, the 5.08% Subseries O due 2015, the 5.17% Subseries P due 2017, the 5.751% Subseries Q due 2019, the 5.751% Subseries R due 2019, the 6.06% Subseries S due 2027, the 6.06% Subseries T due 2027 and the 5.98% Subseries U due 2028) cease to be outstanding, or on or before March 1 next occurring after the bonds of the 5.35% Series due 2031 cease to be outstanding, or on or before March 1 next occurring after the bonds of the 5.55% Series due 2032 cease to be outstanding, or on or before March 1 next occurring after the bonds of the 3.75% Series due 2010 cease to be outstanding, or on or before March 1 next occurring after the bonds of the 5.15% Series due 2032 cease to be outstanding, or on or before March 1 next occurring after the bonds of the 5.05% Series due 2039 cease to be outstanding, or on or before March 1 next occurring after the bonds of the 5.00% Series due 2036 cease to be outstanding, or on or before March 1 next occurring after the bonds of the 5.00% Series due 2037 cease to be outstanding, or on or before March 1 next occurring after the bonds of the 5.00% Series due 2038 cease to be outstanding, or on or before March 1 next occurring after the bonds of the 5.00% Series due 2035 cease to be outstanding, or on or before March 1 next occurring after the bonds of the 5.00% Series due 2040 cease to be outstanding, or on or before March 1 next occurring after the bonds of the 5.00% Series due 2041 cease to be outstanding, or on or before March 1 next occurring after the bonds of the 5.25% Series due 2042 cease to be outstanding, or on or before March 1 next occurring after the bonds of the 5.25% Series due 2043 cease to be outstanding, or on or before March 1 next occurring after the bonds of the 6.25% Series due 2017 cease to be outstanding, or on or before March 1 next occurring after the bonds of the 6.75% Series due 2018 cease to be outstanding whichever is latest, an amount in cash (the "“Maintenance or Improvement Deposit"”) equal to 9% of the Gross Operating Revenues of the Company during the preceding calendar year less, to the extent that the Company desires to take such credits, the following:

Maintenance or Improvement Deposit. SECTION 1. The Company covenants that it will deposit with the Trustee on or before the March 1 next occurring after the bonds of the 5 1/2% Series due 1996 cease to be outstanding, or on or before the March 1 next occurring after the bonds of the 7 7/8% Series due 1997, cease to be outstanding, or on or before the March 1 next occurring after the bonds of the 8.44% Series due 1997 cease to be outstanding, or on or before the March 1 next occurring after the bonds of the 9.20% Series due 2001 cease to be outstanding, or on or before the March 1 next occurring after the bonds of the 8.40% Series due 2002 cease to be outstanding, or on or before the March 1 next occurring after the bonds of the 12.45% Series due 2003 cease to be outstanding, or on or before the March 1 next occurring after the bonds of the 13% Series due 2005 cease to be outstanding, or on or before the March 1 next occurring after the bonds of the 10.65% Series due 2006 cease to be outstanding, or on or before the March 1 next occurring after the bonds of the 9.89% Series due 2008 cease to be outstanding, or on or before the March 1 next occurring after the bonds of the 7.15% Series due 2008 cease to be outstanding, or on or before the March 1 next occurring after the bonds of the 9.93% Series due 2013 cease to be outstanding, or on or before the next March 1 next occurring after the bonds of the 9.97% Series due 2018 cease to be outstanding, or on or before the March 1 next occurring after the bonds of the 9.12% Series due 2010 cease to be outstanding, or on or before the March 1 next occurring after the bonds of the 9.29% Series due 2026 cease to be outstanding, or on or before the March 1 next occurring after the bonds of the 9.17% Series due 2021 cease to be outstanding, or on or before the next March 1 next occurring after the bonds of the 9.176.50% Series due 2011 2010 cease to be outstanding, or on or before the March 1 next occurring after the bonds of the 7.15% Series due 2008 cease to be outstanding, or on or before the March 1 next occurring after the bonds of any of the Subseries of the 1995 Medium Term Note Series issued or to be issued under the Twenty-Ninth Supplemental Indenture (consisting of the 7.72% Subseries A due 2025, the 6.82% Subseries B due 2005, the 6.89% Subseries C due 2015, and the 6.99% Subseries D due 2006) shall cease to be outstanding, or on or before the March 1 next occurring after bonds of the 6.35% Series due 2025 shall cease to be outstanding, on or before the March 1 next occurring after the bonds of any of the Subseries of the 1997 Medium Term Note Series issued under the Thirty-First Supplemental Indenture (consisting of the 6.75% Subseries A due 2007 and the 6.14% Subseries C due 2008) cease to be outstanding, or on or before March 1 next occurring after the bonds of 6.00% Series due 2029 cease to be outstanding, or on or before March 1 next occurring after the Bonds of any of the Subseries of the 1999 Medium Term Note Series issued under the Thirty-Third Supplemental Indenture (consisting of the 7.40% Subseries A due 2005, the 7.40% Subseries B due 2005, the 9.53% Subseries D due 2019, the 6.375% Subseries E due 2023, the 8.26% Subseries F due 2022, the 9.50% Subseries G due 2006, the 9.22% Subseries H due 2019, the 8.32% Subseries I due 2022, the 8.14% Subseries J due 2025, the 6.00% Subseries K due 2030, the 5.93% Subseries L due 2012, the 2.65% Subseries M due 2006, the 3.461% Subseries N due 2007, the 5.08% Subseries O due 2015, the 5.17% Subseries P due 2017, the 5.751% Subseries Q due 2019, the 5.751% Subseries R due 2019, the 6.06% Subseries S due 2027, the 6.06% Subseries T due 2027 and the 5.98% Subseries U due 2028) cease to be outstanding, or on or before March 1 next occurring after the bonds of the 5.35% Series due 2031 or on or before March 1 next occurring after the bonds of the 5.55% Series due 2032 cease to be outstanding, or on or before March 1 next occurring after the bonds of the 3.75% Series due 2010 cease to be outstanding, or on or before March 1 next occurring after the bonds of the 5.15% Series due 2032 cease to be outstanding, whichever is latest, and on or before March 1 in each year thereafter if and so long as any of the Bonds are outstanding, an amount in cash (the "Maintenance or Improvement Deposit") equal to 9% of the Gross Operating Revenues of the Company during the preceding calendar year less, to the extent that the Company desires to take such credits, the following: