Fidelity Income Fund

09/30/2025 | Press release | Distributed by Public on 09/30/2025 08:37

Prospectus Certification by Investment Company (Form 497J)

245 Summer Street

Fidelity® Investments

Boston, MA 02210

September 30, 2025

U.S. Securities & Exchange Commission

100 F Street, N.E.

Washington, D.C. 20549

Attention: File Room

RE:

Fidelity Income Fund (the trust): File Nos. 002-92661 and 811-04085

Fidelity GNMA Fund

Fidelity Managed Retirement 2010 Fund

Fidelity Managed Retirement 2015 Fund

Fidelity Managed Retirement 2020 Fund

Fidelity Managed Retirement 2025 Fund

Fidelity Managed Retirement 2030 Fund

Fidelity Managed Retirement 2035 Fund

Fidelity Managed Retirement Income Fund

(the fund(s))

________________________________________________________________________

Ladies and Gentlemen:

Transmitted herewith pursuant to Rule 497(j) under the Securities Act of 1933 is certification that the Prospectus(es) and Statement(s) of Additional Information with respect to the above referenced fund(s) do not differ from those filed in the most recent post-effective amendment, which was filed electronically.

Very truly yours,

/s/Nicole Macarchuk

Nicole Macarchuk

Secretary of the Trust

Fidelity Income Fund published this content on September 30, 2025, and is solely responsible for the information contained herein. Distributed via SEC EDGAR on September 30, 2025 at 14:37 UTC. If you believe the information included in the content is inaccurate or outdated and requires editing or removal, please contact us at [email protected]