Washington, DC 20549

FORM N-1A

REGISTRATION STATEMENT UNDER THE SECURITIES ACT OF 1933	x

Pre-Effective Amendment No.	¨

Post-Effective Amendment No. 8	x

and/or

REGISTRATION STATEMENT UNDER THE INVESTMENT COMPANY ACT OF 1940	x

Amendment No. 9	x

OPPENHEIMER EMERGING MARKETS DEBT FUND

(Exact Name of Registrant as Specified in Charter)

6803 South Tucson Way, Centennial, Colorado 80112-3924

(Address of Principal Executive Offices) (Zip Code)

(303) 768-3200

(Registrant’s Telephone Number, including Area Code)

Arthur S. Gabinet, Esq.

OFI Global Asset Management, Inc.

Two World Financial Center, 225 Liberty Street, New York, New York 10281-1008

(Name and Address of Agent for Service)

It is proposed that this filing will become effective (check appropriate box):

x	immediately upon filing pursuant to paragraph (b)
¨	on ______________ pursuant to paragraph (b)
¨	60 days after filing pursuant to paragraph (a)(1)
¨	on________________, pursuant to paragraph (a)(1)
¨	75 days after filing pursuant to paragraph (a)(2)
¨	on _______________ pursuant to paragraph (a)(2) of Rule 485.

If appropriate, check the following box:

¨	This post-effective amendment designates a new effective date for a previously filed post-effective amendment.

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 the requirements for effectiveness of this Registration Statement pursuant to 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, thereunto duly authorized, in the City of New York and State of New York on the 10^thday of October, 2013.

	Oppenheimer Emerging Markets Debt Fund
	By:	William F. Glavin, Jr.*
		William F. Glavin, Jr., President ,
		Principal Executive Officer and Trustee

Pursuant to the requirements of the Securities Act of 1933, this Registration Statement has been signed below by the following persons in the capacities on the dates indicated:

Signatures	Title	Date


Sam Freedman*	Chairman of the	October 10, 2013
Sam Freedman	Board of Trustees


William F. Glavin, Jr.*	President, Principal Executive	October 10, 2013
William F. Glavin, Jr.	Officer and Trustee


Brian W. Wixted*	Treasurer, Principal	October 10, 2013
Brian W. Wixted	Financial & Accounting Officer


Edward L. Cameron*	Trustee	October 10, 2013
Edward L. Cameron


Jon S. Fossel*	Trustee	October 10, 2013
Jon S. Fossel


Richard F. Grabish*	Trustee	October 10, 2013
Richard F. Grabish


Beverly L. Hamilton*	Trustee	October 10, 2013
Beverly L. Hamilton


Victoria J. Herget*	Trustee	October 10, 2013
Victoria J. Herget


Robert J. Malone*	Trustee	October 10, 2013
Robert J. Malone


F. William Marshall, Jr.*	Trustee	October 10, 2013
F. William Marshall, Jr.


Karen L. Stuckey*	Trustee	October 10, 2013
Karen L. Stuckey


James D. Vaughn*	Trustee	October 10, 2013
James D. Vaughn

*By:	/s/ Mitchell J. Lindauer
	Mitchell J. Lindauer, Attorney-in-Fact

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 Document
Ex-101.DEF	XBRL Taxonomy Extension Definition Linkbase
Ex-101.LAB	XBRL Taxonomy Extension Labels Linkbase
Ex-101.PRE	XBRL Taxonomy Extension Presentation Linkbase Document