Common use of AGREEMENT AND PLAN OF REORGANIZATION Clause in Contracts

AGREEMENT AND PLAN OF REORGANIZATION. EX-99.6a Management Agreement (Investor Class) between American Century California Tax-Free and Municipal Funds and American Century Investment Management, Inc., dated August 1, 1997 (filed electronically as Exhibit 5 to Post-Effective Amendment No. 33 to the Registration Statement of American Century Government Income Trust, on July 31, 1997, File No. 2-99222). EX-99.6b Amendment to the Management Agreement (Investor Class) between American Century California Tax-Free and Municipal Funds and American Century Investment Management, Inc., dated March 31, 1998 (filed electronically as Exhibit 5b to Post-Effective Amendment No. 23 to the Registration Statement of American Century Municipal Trust on March 26, 1998, File No. 2-91229). EX-99.6c Amendment to the Management Agreement (Investor Class) between American Century California Tax-Free and Municipal Funds and American Century Investment Management, Inc., dated July 1, 1998 (filed electronically as Exhibit d3 to Post-Effective Amendment No. 39 to the Registration Statement of American Century Government Income Trust, on July 28, 1999, File No. 2-99222). EX-99.6f Amendment No. 3 to the Management Agreement (Investor Class) between American Century California Tax-Free and Municipal Funds and American Century Investment Management, Inc. dated December 3, 2001 (filed electronically as Exhibit d6 to Post-Effective Amendment No. 16 to the Registration Statement of American Century Investment Trust, on November 30, 2001, File No. 33-65170). EX-99.6g Management Agreement (C Class) between American Century Target Maturities Trust, American Century California Tax-Free and Municipal Funds, American Century Government Income Trust, American Century Investment Trust, American Century Quantitative Equity Funds, American Century Municipal Trust and American Century Investment Management Inc., dated September 16, 2000 (filed electronically as Exhibit d6 to Post-Effective Amendment No. 35 to the Registration Statement of American Century Target Maturities Trust on April 17, 2001, File No. 2-94608).

AGREEMENT AND PLAN OF REORGANIZATION. EX-99.6a Management Agreement (Investor Class) between American Century California Tax-Free and Municipal Funds Government Income Trust and American Century Investment Management, Inc., dated August 1, 1997 (filed electronically as Exhibit 5 to Post-Effective Amendment No. 33 to the Registration Statement of American Century Government Income Trust, the Registrant on July 31, 1997, File No. 2-99222). EX-99.6b Amendment to the Management Agreement (Investor Class) between American Century California Tax-Free and Municipal Funds Government Income Trust and American Century Investment Management, Inc., dated March 31, 1998 (filed electronically as Exhibit 5b to Post-Effective Amendment No. 23 to the Registration Statement of American Century Municipal Trust on March 26, 1998, File No. 2-91229). EX-99.6c Amendment to the Management Agreement (Investor Class) between American Century California Tax-Free and Municipal Funds Government Income Trust and American Century Investment Management, Inc., dated July 1, 1998 (filed electronically as Exhibit d3 to Post-Effective Amendment No. No 39 to the Registration Statement of American Century Government Income Trust, the Registrant on July 28, 1999, File No. 2-99222). EX-99.6f Amendment No. 3 to the Management Agreement (Investor Advisor Class) between American Century California Tax-Free and Municipal Funds Government Income Trust and American Century Investment Management, Inc. Inc., dated December 3August 1, 2001 1997 and amended as of June 1, 1998 (filed electronically as Exhibit d6 5b to Post-Effective Amendment No. 16 9 to the Registration Statement of American Century Investment Trust, Trust on November June 30, 20011999, File No. 33-65170). EX-99.6g EX-99.6i Management Agreement (C Class) between American Century Target Maturities Trust, American Century California Tax-Free and Municipal Funds, American Century Government Income Trust, American Century Investment Trust, American Century Quantitative Equity Funds, American Century Municipal Trust and American Century Investment Management Inc., dated September 16, 2000 (filed electronically as Exhibit d6 to Post-Effective Amendment No. 35 to the Registration Statement of American Century Target Maturities Trust on April 17, 2001, File No. 2-94608). EX-99.7a Distribution Agreement between American Century Government Income Trust and American Century Investment Services, Inc., dated March 13, 2000 (filed electronically as Exhibit e7 to Post-Effective Amendment No. 17 to the Registration Statement of American Century World Mutual Funds, Inc. on March 30, 2000, File No. 33-39242). EX-99.9a Master Agreement by and between Commerce Bank N.A. and Twentieth Century Services, Inc., dated January 22, 1997 (filed electronically as Exhibit g2 to Post-Effective Amendment No. 76 to the Registration Statement of American Century Mutual Funds, Inc. on February 28, 1997, File No. 2-14213). EX-99.9b Global Custody Agreement between American Century Investments and The Chase Manhattan Bank, dated August 9, 1996 (filed electronically as Exhibit 8 to Post-Effective Amendment No. 31 to the Registration Statement of the Registrant on February 7, 1997, File No. 2-99222).

AGREEMENT AND PLAN OF REORGANIZATION. EX-99.6a Management Agreement (Investor Class) between American Century California Tax-Free and Municipal Funds Government Income Trust and American Century Investment Management, Inc., dated August 1, 1997 (filed electronically as Exhibit 5 to Post-Effective Amendment No. 33 to the Registration Statement of American Century Government Income Trust, the Registrant on July 31, 1997, File No. 2-99222). EX-99.6b Amendment to the Management Agreement (Investor Class) between American Century California Tax-Free and Municipal Funds Government Income Trust and American Century Investment Management, Inc., dated March 31, 1998 (filed electronically as Exhibit 5b to Post-Effective Amendment No. 23 to the Registration Statement of American Century Municipal Trust on March 26, 1998, File No. 2-91229). EX-99.6c Amendment to the Management Agreement (Investor Class) between American Century California Tax-Free and Municipal Funds Government Income Trust and American Century Investment Management, Inc., dated July 1, 1998 (filed electronically as Exhibit d3 to Post-Effective Amendment No. No 39 to the Registration Statement of American Century Government Income Trust, the Registrant on July 28, 1999, File No. 2-99222). EX-99.6f Amendment No. 3 to the Management Agreement (Investor Advisor Class) between American Century California Tax-Free and Municipal Funds Government Income Trust and American Century Investment Management, Inc. Inc., dated December 3August 1, 2001 1997 and amended as of June 1, 1998 (filed electronically as Exhibit d6 5b to Post-Effective Amendment No. 16 9 to the Registration Statement of American Century Investment Trust, Trust on November June 30, 20011999, File No. 33-65170). EX-99.6g Management EX-99.7a Distribution Agreement (C Class) between American Century Target Maturities Trust, American Century California Tax-Free and Municipal Funds, American Century Government Income Trust, American Century Investment Trust, American Century Quantitative Equity Funds, American Century Municipal Trust and American Century Investment Management Services, Inc., dated September 16March 13, 2000 (filed electronically as Exhibit d6 e7 to Post-Effective Amendment No. 35 17 to the Registration Statement of American Century Target Maturities Trust World Mutual Funds, Inc. on April 17March 30, 20012000, File No. 33-39242). EX-99.9a Master Agreement by and between Commerce Bank N.A. and Twentieth Century Services, Inc., dated January 22, 1997 (filed electronically as Exhibit g2 to Post-Effective Amendment No. 76 to the Registration Statement of American Century Mutual Funds, Inc. on February 28, 1997, File No. 2-9460814213). EX-99.9b Global Custody Agreement between American Century Investments and The Chase Manhattan Bank, dated August 9, 1996 (filed electronically as Exhibit 8 to Post-Effective Amendment No. 31 to the Registration Statement of the Registrant on February 7, 1997, File No. 2-99222).