AMENDMENT NO. 5 TO SECOND AMENDED AND RESTATED AGREEMENT AND DECLARATION OF TRUST OF SHORT-TERM INVESTMENTS TRUST

AMENDMENT NO. 5

TO SECOND AMENDED AND RESTATED

AGREEMENT AND DECLARATION OF TRUST OF

SHORT-TERM INVESTMENTS TRUST

This Amendment No. 5 (the “Amendment”) to the Second Amended and Restated Agreement and Declaration of Trust of Short-Term Investments Trust (the “Trust”) amends, effective December 18, 2020, the Second Amended and Restated Agreement and Declaration of Trust of the Trust dated as of April 11, 2017, as amended (the “Agreement”).

Under Section 9.7 of the Agreement, this Amendment may be executed by a duly authorized officer of the Trust.

WHEREAS, the Trust desires to amend the Agreement to add a new shares class “CAVU Securities Class” to each of Invesco Government & Agency Portfolio, Invesco Liquid Assets Portfolio and Invesco Treasury Portfolio;

NOW, THEREFORE, the Agreement is hereby amended as follows:

1. Schedule A of the Agreement is hereby amended and restated to read in its entirety as set forth on Exhibit 1 to this Amendment.

2. All references in the Agreement to “this Agreement” shall mean the Agreement as amended by this Amendment.

3. Except as specifically amended by this Amendment, the Agreement is hereby confirmed and remains in full force and effect.

IN WITNESS WHEREOF, the undersigned, a duly authorized officer of the Trust, has executed this Amendment as of September 24, 2020.

By: /s/ Xxxxxxx X. Xxxxx

Names: Xxxxxxx X. Xxxxx

Title: Secretary, Senior Vice President and

Chief Legal Officer

EXHIBIT 1

“SCHEDULE A

SHORT-TERM INVESTMENTS TRUST

PORTFOLIOS AND CLASSES THEREOF

PORTFOLIO		CLASSES OF EACH PORTFOLIO
Invesco Government & Agency Portfolio		Cash Management Class CAVU Securities Class  Corporate Class  Institutional Class  Personal Investment Class  Private Investment Class  Reserve Class  Resource Class
Invesco Treasury Obligations Portfolio		Cash Management Class CAVU Securities Class  Corporate Class  Institutional Class  Personal Investment Class  Private Investment Class  Reserve Class  Resource Class
Invesco Liquid Assets Portfolio		Cash Management Class CAVU Securities Class  Corporate Class  Institutional Class  Personal Investment Class  Private Investment Class  Reserve Class  Resource Class
Invesco STIC Prime Portfolio		Cash Management Class  Corporate Class  Institutional Class  Personal Investment Class  Private Investment Class  Reserve Class  Resource Class
Invesco Tax-Free Cash Reserve Portfolio		Cash Management Class  Corporate Class  Institutional Class  Personal Investment Class  Private Investment Class  Reserve Class  Resource Class

Invesco Treasury Portfolio Cash Management Class 
Corporate Class 
Institutional Class 
Personal Investment Class 
Private Investment Class 
Reserve Class 
Resource Class”