AMENDMENT NO. 2
TO
AMENDED AND RESTATED AGREEMENT AND DECLARATION OF TRUST
OF
AMERICAN CENTURY MUNICIPAL TRUST
THIS AMENDMENT NO. 2 TO AMENDED AND RESTATED AGREEMENT AND DECLARATION OF TRUST is made as of the 12th
day of December, 2005 by the Trustees hereunder.
WHEREAS, the Board of Trustees have executed an Amendment and Restatement to the Agreement and
Declaration of Trust dated March 26, 2004 and amended June 30, 2005;
WHEREAS, the Board of Trustees have determined that it is in the best interests of American Century
Municipal Trust (the "Trust") to add a new series titled Long-Term Tax-Free Fund ("New Series"), and
WHEREAS, the Trustees have approved the elimination of the C Class II Class for the High-Yield Municipal
Fund, and
WHEREAS, pursuant to Article VIII, Section 8 of the Declaration of Trust, the Trustees wish to amend the
Declaration of Trust to reflect these changes.
NOW, THEREFORE, BE IT RESOLVED, that the Declaration of Trust is hereby amended by deleting the text of
Schedule A thereof in its entirety and inserting in lieu thereof the attached Schedule A.
IN WITNESS WHEREOF, the Trustees do hereto set their hands as of the date written above.
Trustees of the American Century Municipal Trust
/s/ Xxxxxxx X. Xxxxx /s/ Xxxxxx X. Xxxxxx
Xxxxxxx X. Xxxxx Xxxxxx X. Xxxxxx
/s/ Xxxxxxx X. Xxxx /s/ Xxxxxxx X. Xxxxx
Xxxxxxx X. Xxxx Xxxxxxx X. Xxxxx
/s/ Xxxx X. Xxxxxx /s/ Xxxxxx X. Xxxxxxx
Xxxx X. Xxxxxx Xxxxxx X. Xxxxxxx
/s/ Xxxxxxx Xxxxxx /s/ Xxxx Xxxxxxxxxxx
Xxxxxxx Xxxxxx Xxxx Xxxxxxxxxxx
/s/ Xxxxx X. Xxxxxxx
Xxxxx X. Xxxxxxx
Schedule A
Pursuant to Article III, Section 6, the Trustees hereby establish and designate the following Series as Series of
the Trust (and the Classes thereof) with the relative rights and preferences as described in Section 6:
Series Class Date of Establishment
Tax-Free Money Market Fund Investor 07/31/1984
Tax-Free Bond Fund Investor 07/31/1984
Institutional 12/17/2002
Advisor 06/30/2005
R Class 06/30/2005
High-Yield Municipal Fund Investor 12/15/1997
A Class 05/08/2002
B Class 05/08/2002
C Class 05/01/2001
Florida Municipal Money Market Fund Investor 04/11/1994
Florida Municipal Bond Fund Investor 04/11/1994
A Class 02/27/2004
B Class 02/27/2004
C Class 02/27/2004
Arizona Municipal Bond Fund Investor 04/11/1994
A Class 02/27/2004
B Class 02/27/2004
C Class 02/27/2004
Long-Term Tax-Free Fund Investor 12/12/2005
Institutional 12/12/2005
A Class 12/12/2005
B Class 12/12/2005
C Class 12/12/2005
This Schedule A shall supersede any previously adopted Schedule A to the Declaration of Trust.