Rentable Area when applied to the Premises, is that area equal to the usable area of the Premises, plus an equitable allocation of Rentable Area within the Building that is not then utilized or expected to be utilized as usable area, including that portion of the Building devoted to corridors, equipment rooms, restrooms, elevator lobby, atrium and mailroom.
Building Square Footage or "BSF" means the square footage of assessable internal living space of a Unit, exclusive of any carports, walkways, garages, overhangs, patios, enclosed patios, detached accessory structure, other structures not used as living space, or any other square footage excluded under Government Code Section 65995 as determined by reference to the Building Permit for such Unit.
Square Footage means the total gross horizontal areas of all floors, including usable basement and cellars, below the roof and within the outer surface of the main walls of buildings (or the center lines of party walls separating such buildings or portions thereof) or within lines drawn parallel to and two feet within the roof line of any building or portion thereof without walls (which includes, notwithstanding paragraph 3 below, the square footage of all porches), and including pedestrian access walkways or corridors, but excluding the following:
Total Floor Area means, the sum total of the total areas of all floors in a building or structure whether at above or below grade measured between the exterior faces of the exterior walls of the building or structure or from the centre line of a common wall separating two uses or from the outside edge of a floor where the outside edge of the floor does not meet an exterior or common wall, and;
Usable Area means "Net Rentable Area" and "Usable Area" (as applicable) determined in accordance with the Standard Method For Measuring Floor Area in Office Buildings ANSI/BOMA Z65.1-1996 ("BOMA STANDARD"); provided, however, that for all purposes under this Lease the calculation of the Usable Area shall in no event include the area comprising the elevator lobbies, telephone rooms, electrical rooms, mechanical rooms, freight vestibule areas or restrooms. Landlord shall have the right, within ninety (90) days after the Commencement Date, to verify the Net Rentable Area and/or Usable Area of the Premises in accordance with the BOMA Standard (as modified pursuant to the immediately preceding sentence). Tenant shall have the right, at its sole cost and expense, within sixty (60) days after the Commencement Date, to have a qualified architect or space planner reasonably approved by Landlord verify the Net Rentable Area and/or Usable Area of the Premises and the Building in accordance with the BOMA Standard (as modified pursuant to the immediately preceding sentence); provided, however, that such determination shall be subject to the reasonable review and approval of Landlord and its designated consultants, surveyors, or engineers. If, as a result of such verification (and approval by Landlord), it is determined that the Net Rentable Area and/or Usable Area of the Premises are different than the amounts set forth in Section 1.1 above, all corresponding amounts set forth this Lease (including, without limitation, Tenant's Share, the amount of monthly Base Rent, the amount of the Security Deposit and the Allowance) shall be retroactively adjusted and appropriate payments, if applicable, shall be made by Landlord to Tenant or Tenant to Landlord (as applicable) within ten (10) days after such determination and approval by Landlord. Both parties agree to execute a commercially reasonable instrument in order to document such revised amounts. From time to time throughout the Term of this Lease, Landlord shall have the right, at its sole cost and expense, to verify the Net Rentable Area and/or Usable Area of the Premises, the Building and the Project in accordance with the BOMA Standard and this subparagraph (f) (pertaining to adjustment of certain Lease provisions and appropriate payments (if applicable)).