# EDGAR Filing Document

**Accession Number:** 0000828806
**File Stem:** 0001193125-25-327883
**Filing Date:** 2025-12
**Character Count:** 3607
**Document Hash:** e7c15a4dec87c01d61689c1acdefdd5e
**Contains OCR:** False
**Source Format:** 

## Filing Content

## Filing Summary
**0001193125-25-327883.hdr.sgml**: 20251222

**ACCESSION NUMBER**: 0001193125-25-327883

**CONFORMED SUBMISSION TYPE**: 497J

**PUBLIC DOCUMENT COUNT**: 2

**FILED AS OF DATE**: 20251222

**DATE AS OF CHANGE**: 20251222

**EFFECTIVENESS DATE**: 20251222

**FILER**: 

**COMPANY DATA:**
- **COMPANY CONFORMED NAME:** AIM TREASURER'S SERIES TRUST (INVESCO TREASURER'S SERIES TRUST)
- **CENTRAL INDEX KEY:** 0000828806

**ORGANIZATION NAME:**
- **EIN:** 586213968
- **STATE OF INCORPORATION:** DE
- **FISCAL YEAR END:** 0831

**FILING VALUES:**
- **FORM TYPE:** 497J
- **SEC ACT:** 1933 Act
- **SEC FILE NUMBER:** 033-19862
- **FILM NUMBER:** 251589716

**BUSINESS ADDRESS:**
- **STREET 1:** 11 GREENWAY PLAZA
- **STREET 2:** SUITE 1000
- **CITY:** HOUSTON
- **STATE:** TX
- **ZIP:** 77046
- **BUSINESS PHONE:** 7136261919

**MAIL ADDRESS:**
- **STREET 1:** 11 GREENWAY PLAZA
- **STREET 2:** SUITE 1000
- **CITY:** HOUSTON
- **STATE:** TX
- **ZIP:** 77046

**FORMER COMPANY:**
- **FORMER CONFORMED NAME:** AIM TREASURERS SERIES TRUST (INVESCO TREASURER'S SERIES TRUST)
- **DATE OF NAME CHANGE:** 20100430

**FORMER COMPANY:**
- **FORMER CONFORMED NAME:** AIM TREASURERS SERIES TRUST
- **DATE OF NAME CHANGE:** 20040707

**FORMER COMPANY:**
- **FORMER CONFORMED NAME:** AIM TREASURERS SERIES FUNDS
- **DATE OF NAME CHANGE:** 20031126

## Series and Classes Contracts Data

### Invesco Premier Portfolio (Series ID: S000000173)

| Class ID   | Class Name                | Ticker Symbol   |
|:---|:---|:---|
| C000000397 | Investor Class            | IMRXX           |
| C000029748 | Institutional Class       | IPPXX           |
| C000173345 | Personal Investment Class | IPVXX           |
| C000173346 | Private Investment Class  | IPTXX           |
| C000173347 | Reserve Class             | IRVXX           |
| C000173348 | Resource Class            | IRCXX           |

### Invesco Premier U.S. Government Money Portfolio (Series ID: S000000176)

| Class ID   | Class Name          | Ticker Symbol   |
|:---|:---|:---|
| C000000400 | Investor Class      | FUGXX           |
| C000029750 | Institutional Class | IUGXX           |

![](g82764invesco_global.jpg)

11 Greenway Plaza <br>Houston, TX 77046 <br>invesco.com

December 22, 2025

**VIA EDGAR**

Securities and Exchange Commission <br>100 F Street, NE <br>Washington, DC 20549

Re: AIM Treasurer's Series Trust (Invesco Treasurer's Series Trust) <br>CIK 0000828806

1933 Act Registration No. 033-19862 <br>1940 Act Registration No. 811-05460

Ladies and Gentlemen:

Pursuant to Rule 497(j) under the Securities Act of 1933, as amended ("1933 Act"), the undersigned certifies on behalf of AIM Treasurer's Series Trust (Invesco Treasurer's Series Trust) (the "Fund") that the Prospectuses and Statement of Additional Information relating to the Investor Class, Institutional Class, Personal Investment Class, Private Investment Class, Reserve Class and Resource Class shares, as applicable, of:

Invesco Premier Portfolio and Invesco Premier U.S. Government Money Portfolio

that would have been filed under Rule 497(c) under the 1933 Act do not differ from the documents in Post-Effective Amendment No. 77 to the Fund's Registration Statement on Form N-1A, which was filed electronically with the Securities and Exchange Commission on December 18, 2025.

Please send copies of all correspondence with respect to the Amendment to the undersigned, or contact me at (212) 652-4402 or Monique.McClure@invesco.com.

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| |
|:---|
| Very truly yours, |
| /s/ Monique McClure  |
| Monique McClure<br> Senior Counsel<br>|

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