# EDGAR Filing Document

**Accession Number:** 0000809707
**File Stem:** 0001741773-23-000843
**Filing Date:** 2023-3
**Character Count:** 2825
**Document Hash:** e2eeee2390d9521a10605d5b01001890
**Contains OCR:** False
**Source Format:** 

## Filing Content

## Filing Summary
**0001741773-23-000843.hdr.sgml**: 20230303

**ACCESSION NUMBER**: 0001741773-23-000843

**CONFORMED SUBMISSION TYPE**: 497J

**PUBLIC DOCUMENT COUNT**: 1

**FILED AS OF DATE**: 20230303

**DATE AS OF CHANGE**: 20230303

**EFFECTIVENESS DATE**: 20230303

**FILER**: 

**COMPANY DATA:**
- **COMPANY CONFORMED NAME:** Franklin Investors Securities Trust
- **CENTRAL INDEX KEY:** 0000809707
- **IRS NUMBER:** 000000000
- **STATE OF INCORPORATION:** DE
- **FISCAL YEAR END:** 1031

**FILING VALUES:**
- **FORM TYPE:** 497J
- **SEC ACT:** 1933 Act
- **SEC FILE NUMBER:** 033-11444
- **FILM NUMBER:** 23701584

**BUSINESS ADDRESS:**
- **STREET 1:** ONE FRANKLIN PARKWAY
- **CITY:** SAN MATEO
- **STATE:** CA
- **ZIP:** 94403-1906
- **BUSINESS PHONE:** 650-312-2200

**MAIL ADDRESS:**
- **STREET 1:** ONE FRANKLIN PARKWAY
- **CITY:** SAN MATEO
- **STATE:** CA
- **ZIP:** 94403-1906

**FORMER COMPANY:**
- **FORMER CONFORMED NAME:** FRANKLIN INVESTORS SECURITIES TRUST
- **DATE OF NAME CHANGE:** 19920703

## Series and Classes Contracts Data

### FRANKLIN LOW DURATION U.S. GOVERNMENT SECURITIES FUND (Series ID: S000006850)

| Class ID   | Class Name    | Ticker Symbol   |
|:---|:---|:---|
| C000018509 | Class A       | FISAX           |
| C000018510 | Class C       | FCSCX           |
| C000064441 | Advisor Class | FAUZX           |
| C000133492 | Class R6      | FAURX           |
| C000140480 | Class A1      | FAUGX           |

March 3, 2023

Filed Via EDGAR (CIK #0000809707)

Securities and Exchange Commission

100 F Street NE

Washington, DC 20549

&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; RE: FRANKLIN INVESTORS SECURITIES TRUST (Registrant)

&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; Franklin Low Duration U.S. Government Securities Fund

&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;[Formerly, Franklin Adjustable U.S. Government Securities Fund (The Fund)]

&nbsp;&nbsp;&nbsp;&nbsp; File Nos. 033-11444 and 811-04986

Ladies and Gentlemen:

Pursuant to Rule 497(j) under the Securities Act of 1933, this is to certify that the forms of Prospectus and Statement of Additional Information that would have been filed under Rule 497(c) do not differ from those contained in Post-Effective Amendment No. 84 to the Registration Statement on Form N-1A, which was filed electronically with the Securities and Exchange Commission on February 27, 2023.

Sincerely yours,

FRANKLIN INVESTORS SECURITIES TRUST

<u>/s/STEVEN J. GRAY</u>

Steven J. Gray

Vice President and Co-Secretary

SJG/sg

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