SEC. File Nos.  002-98199

811-04318

UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549

____________

FORM N-1A

Registration Statement

Under

the Securities Act of 1933

Post-Effective Amendment No. 43

and

Registration Statement

Under

The Investment Company Act of 1940

Amendment No. 42

____________

THE AMERICAN FUNDS INCOME SERIES

(Exact Name of Registrant as Specified in Charter)

333 South Hope Street

Los Angeles, California 90071-1447

(Address of Principal Executive Offices)

Registrant's telephone number, including area code:

(213) 486-9200

____________

COURTNEY R. TAYLOR, Secretary

The American Funds Income Series

333 South Hope Street

Los Angeles, California 90071-1447

(Name and Address of Agent for Service)

____________

Copies to:

Michael Glazer

Bingham McCutchen LLP

 355 South Grand Avenue, Suite 4400

Los Angeles, CA 90071-3106

(Counsel for the Registrant)

____________

Approximate date of proposed public offering:

It is proposed that this filing become effective immediately pursuant to paragraph (b) of rule 485.

SIGNATURES

Pursuant to the requirements of the Securities Act of 1933 and the Investment Company Act of 1940, the Registrant certifies that it meets all of the requirements for effectiveness of this registration statement under rule 485(b) under the Securities Act of 1933 and has duly caused this registration statement to be signed on its behalf by the undersigned, duly authorized, in the City of Los Angeles, and State of California, on the 22nd day of November, 2011.

THE AMERICAN FUNDS INCOME SERIES

(U.S. GOVERNMENT SECURITIES FUND)

By:   /s/ Paul G. Haaga, Jr.__________________________

(Paul G. Haaga, Jr., Vice Chairman of the Board)

Pursuant to the requirements of the Securities Act of 1933, this registration statement has been signed below on November 22, 2011, by the following persons in the capacities indicated.

	Signature	Title
(1)	Principal Executive Officer:
	/s/ Thomas H. Hogh	President
	(Thomas H. Hogh)
(2)	Principal Financial Officer and Principal Accounting Officer:
	/s/ M. Susan Gupton	Treasurer
	(M. Susan Gupton)
(3)	Trustees:
	Lee A. Ault III*	Trustee
	William H. Baribault*	Trustee
	James G. Ellis*	Trustee
	Martin Fenton*	Chairman of the Board (Independent and Non-Executive)
	Leonard R. Fuller*	Trustee
	/s/ Paul G. Haaga, Jr.	Vice Chairman and Trustee
	(Paul G. Haaga, Jr.)
	W. Scott Hedrick*	Trustee
	R. Clark Hooper*	Trustee
	Merit E. Janow*	Trustee
	Laurel B. Mitchell*	Trustee
	Frank M. Sanchez*	Trustee
	/s/ John H. Smet	Trustee
	(John H. Smet)
	Margaret Spellings*	Trustee
	Steadman Upham*	Trustee
	*By: /s/ Courtney R. Taylor
	(Courtney R. Taylor, pursuant to a power of attorney filed herewith)

Counsel represents that this amendment does not contain disclosures that would make the amendment ineligible for effectiveness under the provisions of rule 485(b).

/s/ Timothy W. McHale___________________

(Timothy W. McHale)

Exhibit Index

Exhibit No.	Description
EX-101.INS	XBRL Instance Document
EX-101.SCH	XBRL Taxonomy Extension Schema Document
EX-101.CAL	XBRL Taxonomy Extension Calculation Linkbase
EX-101.DEF	XBRL Taxonomy Extension Definition Linkbase
EX-101.LAB	XBRL Taxonomy Extension Labels Linkbase
EX-101.PRE	XBRL Taxonomy Extension Presentation Linkbase