AMENDMENT NO. 15 TO MASTER INVESTMENT ADVISORY AGREEMENT

AMENDMENT NO. 15

TO

MASTER INVESTMENT ADVISORY AGREEMENT

     This Amendment dated as of July 31, 2013, amends the Master Investment Advisory Agreement (the “Agreement”), dated November 25, 2003, between AIM Counselor Series Trust (Invesco Counselor Series Trust), a Delaware statutory trust, and Invesco Advisers, Inc., a Delaware corporation.

W I T N E S S E T H:

     WHEREAS, the parties desire to amend the Agreement to change the name of Invesco U.S. Quantitative Core Fund to Invesco Low Volatility Equity Yield Fund;

     NOW, THEREFORE, the parties agree that:

1. Appendix A and Appendix B to the Agreement are hereby deleted in their entirety and replaced with the following:

“APPENDIX A
FUNDS AND EFFECTIVE DATES

Name of Fund		Effective Date of Advisory Agreement
Invesco California Tax-Free Income Fund		February 12, 2010
Invesco Core Plus Bond Fund		June 2, 2009
Invesco Equally-Weighted S&P 500 Fund		February 12, 2010
Invesco Floating Rate Fund		April 14, 2006
Invesco S&P 500 Index Fund		February 12, 2010
Invesco Global Real Estate Income Fund		March 12, 2007
Invesco Low Volatility Equity Yield Fund		March 31, 2006
Invesco American Franchise Fund		February 12, 2010
Invesco Equity and Income Fund		February 12, 2010
Invesco Growth and Income Fund		February 12, 0000
Xxxxxxx Xxxxxxxxxxxx Tax Free Income Fund		February 12, 2010
Invesco Small Cap Discovery Fund		February 12, 0000

XXXXXXXX X
COMPENSATION TO THE ADVISOR

     The Trust shall pay the Adviser, out of the assets of each Fund, as full compensation for all services rendered, an advisory fee for such Funds as set forth below. Such fee shall be calculated by applying the following annual rates to the average daily net assets of such Funds for the calendar year computed in the manner used for the determination of the net asset value of shares of such Funds.

Invesco Core Plus Bond Fund

Net Assets		Annual Rate
First $500 million			0.450	%
Next $500 million			0.425	%
Next $1.5 billion			0.400	%
Next $2.5 billion			0.375	%
Over $5 billion			0.350	%

Invesco Floating Rate Fund

Net Assets		Annual Rate
First $500 million			0.65	%
Next $4.5 billion			0.60	%
Next $5 billion			0.575	%
Over $10 billion			0.55	%

Invesco Global Real Estate Income Fund

Net Assets		Annual Rate
First $250 million			0.75	%
Next $250 million			0.74	%
Next $500 million			0.73	%
Next $1.5 billion			0.72	%
Next $2.5 billion			0.71	%
Next $2.5 billion			0.70	%
Next $2.5 billion			0.69	%
Amount over $10 billion			0.68	%

Invesco Low Volatility Equity Yield Fund

Net Assets		Annual Rate
First $250 million			0.60	%
Next $250 million			0.575	%
Next $500 million			0.55	%
Next $1.5 billion			0.525	%

2

Net Assets		Annual Rate
Next $2.5 billion			0.50	%
Next $2.5 billion			0.475	%
Next $2.5 billion			0.45	%
Over $10 billion			0.425	%

Invesco California Tax-Free Income Fund

Net Assets		Annual Rate
First $500 million			0.47	%
Next $250 million			0.445	%
Next $250 million			0.42	%
Next $250 million			0.395	%
Over $1.25 billion			0.37	%

Invesco Equally-Weighted S&P 500 Fund
Invesco S&P 500 Index Fund

Net Assets		Annual Rate
First $2 billion			0.12	%
Over $2 billion			0.10	%

Invesco Equity and Income Fund
Invesco Growth and Income Fund

Net Assets		Annual Rate
First $150 million			0.50	%
Next $100 million			0.45	%
Next $100 million			0.40	%
Over $350 million			0.35	%

Invesco American Franchise Fund

Net Assets		Annual Rate
First $250 million			0.695	%
Next $250 million			0.67	%
Next $500 million			0.645	%
Next $550 million			0.62	%
Next $3.45 billion			0.60	%
Next $250 million			0.595	%
Next $2.25 billion			0.57	%
Next $2.5 billion			0.545	%
Over $10 billion			0.52	%

3

Invesco Pennsylvania Tax Free Income Fund

Net Assets		Annual Rate
First $500 million			0.60	%
Over $500 million			0.50	%

Invesco Small Cap Discovery Fund

Net Assets		Annual Rate
First $500 million			0.80	%
Next $500 million			0.75	%
Over $1 billion			0.70	%”

2. In all other respects, the Agreement is hereby confirmed and remains in full force and effect.

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     IN WITNESS WHEREOF, the parties have caused this Agreement to be executed by their respective officers on the date first written above.

				AIM COUNSELOR SERIES TRUST (INVESCO COUNSELOR SERIES TRUST)
Attest:		/s/ Xxxxx Xxxxxxxx		By:		/s/ Xxxx X. Xxxx
		Assistant Secretary				Xxxx X. Xxxx Senior Vice President
(SEAL)
						INVESCO ADVISERS, INC.
Attest:		/s/ Xxxxx Xxxxxxxx		By:		/s/ Xxxx X. Xxxx
		Assistant Secretary				Xxxx X. Xxxx Senior Vice President
(SEAL)

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