# EDGAR Filing Document

**Accession Number:** 0000858372
**File Stem:** 0000088053-25-000654
**Filing Date:** 2025-8
**Character Count:** 3176
**Document Hash:** f9c207b757fb09ea60391f8d3f69dc41
**Contains OCR:** False
**Source Format:** 

## Filing Content

## Filing Summary
**0000088053-25-000654.hdr.sgml**: 20250804

**ACCESSION NUMBER**: 0000088053-25-000654

**CONFORMED SUBMISSION TYPE**: 497J

**PUBLIC DOCUMENT COUNT**: 1

**FILED AS OF DATE**: 20250804

**DATE AS OF CHANGE**: 20250804

**EFFECTIVENESS DATE**: 20250804

**FILER**: 

**COMPANY DATA:**
- **COMPANY CONFORMED NAME:** CASH ACCOUNT TRUST
- **CENTRAL INDEX KEY:** 0000858372

**ORGANIZATION NAME:**
- **EIN:** 371259201
- **STATE OF INCORPORATION:** MA
- **FISCAL YEAR END:** 0430

**FILING VALUES:**
- **FORM TYPE:** 497J
- **SEC ACT:** 1933 Act
- **SEC FILE NUMBER:** 033-32476
- **FILM NUMBER:** 251178743

**BUSINESS ADDRESS:**
- **STREET 1:** 875 THIRD AVENUE
- **CITY:** NEW YORK
- **STATE:** NY
- **ZIP:** 10022-6225
- **BUSINESS PHONE:** 212-454-4500

**MAIL ADDRESS:**
- **STREET 1:** 875 THIRD AVENUE
- **CITY:** NEW YORK
- **STATE:** NY
- **ZIP:** 10022-6225

## Series and Classes Contracts Data

### DWS Government & Agency Securities Portfolio (Series ID: S000006301)

| Class ID   | Class Name                               | Ticker Symbol   |
|:---|:---|:---|
| C000017334 | Service Shares                           | CAGXX           |
| C000035155 | DWS Government & Agency Money Fund       | DTGXX           |
| C000035156 | DWS Government Cash Institutional Shares | DBBXX           |
| C000035157 | Government Cash Managed Shares           | DCMXX           |

### DWS Tax-Exempt Portfolio (Series ID: S000006303)

| Class ID   | Class Name                         | Ticker Symbol   |
|:---|:---|:---|
| C000017348 | DWS Tax-Exempt Cash Premier Shares | SCIXX           |
| C000017349 | Service Shares                     | CHSXX           |
| C000017350 | Tax-Exempt Cash Managed Shares     | TXMXX           |
| C000035158 | DWS Tax-Exempt Money Fund          | DTBXX           |
| C000035159 | DWS Tax-Free Money Fund Class S    | DTCXX           |
| C000035160 | Tax-Free Investment Class          | DTDXX           |

DWS Investment Management Americas, Inc.

100 Summer Street

Boston, MA 02110-2146

August 4, 2025

Securities and Exchange Commission

100 F Street, N.E.

Washington, DC 20549

RE: DWS Government & Agency Securities Portfolio and DWS Tax-Exempt Portfolio (the "Funds"), each a series of Cash Account Trust (the "Trust") (Reg. Nos. 033-32476; 811-05970)

Dear Commission Staff:

Pursuant to Rule 497(j) under the Securities Act of 1933, as amended, the Trust hereby certifies that the form of Prospectuses and Statements of Additional Information that would have been filed on behalf of the Funds pursuant to Rule 497(c) upon the effectiveness of Post-Effective Amendment No. 69 to the Trust's Registration Statement on Form N-1A (the "Amendment") would not have differed from that contained in the Amendment, which is the most recent amendment to such Registration Statement relating to the Funds and was filed electronically on July 25, 2025.

Any comments or questions on this filing should be directed to the undersigned at (617) 295-3681.

Very truly yours,

/s/Laura McCollum

Laura McCollum

Vice President and Senior Legal Counsel

DWS Investment Management Americas, Inc.

cc: John Marten, Vedder Price P.C.