Registration No. 333-___________

(Exact name of registrant as specified in its charter)

(Full title of the plan)

(Name, address, including zip code and telephone number, including area code, of agent for service)

Indicate by check mark whether the registrant is a large accelerated filer, an accelerated filer, a non-accelerated filer, or a smaller reporting company. See definition of "large accelerated filer", "accelerated filer" and "smaller reporting company" in Rule 12b-2 of the Exchange Act. (Check one):

(1) This Registration Statement shall also cover any additional shares of Common Stock which become issuable by reason of any stock dividend, stock split, recapitalization or other similar transaction effected without the receipt of consideration which results in an increase in the number of the Registrant's outstanding shares of common stock.

(2) Estimated solely for the purposes of calculating the registration fee pursuant to Rule 457(c) and (h) under the Securities Act of 1933, as amended (the "Securities Act"), based on based upon the average of the high and low prices of the Registrant's common stock on the NYSE MKT on August 30, 2012.

(3) Increase in the authorized number of shares issuable under the UQM Technologies, Inc. Stock Bonus Plan.

This Form S-8 is filed with the Securities and Exchange Commission (the "Commission") pursuant to General Instruction E to Form S-8 to register an additional 400,000 shares of Common Stock that may be issued to participants under the UQM Technologies, Inc. Stock Bonus Plan (amended and restated, effective August 11, 2009), as amended May 9, 2012. The contents of the earlier Registration Statements on Form S-8, Registration Nos. 333-169000, 333-129241 and 033-24071, are hereby incorporated by reference into this Form S-8. All capitalized terms not defined herein shall have the same meaning as set forth in the Form S-8.

The following documents filed by UQM Technologies, Inc. (the "Registrant") with the Commission are incorporated by reference in this Registration Statement:

(a) The Registrant's Annual Report on Form 10-K for the year ended March 31, 2012;

(b) The Registrant's Quarterly Report on Form 10-Q for the quarter ended June 30, 2012;

(c) The Registrant's Current Reports on Form 8-K filed with the Commission on April 17, May 8, June 6, July 13, August 10, and August 15, 2012;

(d) The Registrant's Definitive Proxy Statement on Schedule 14A filed with the Commission on June 22, 2012 for the Annual Meeting of Shareholders held on August 8, 2012; and

(e) The description of the Registrant's common stock contained in its Registration Statement on Form 8-A (file no. 0-9146), as amended.

All reports and other documents subsequently filed with the Commission by the Registrant pursuant to Sections 13(a), 13(c), 14 and 15(d) of the Exchange Act, prior to the filing of a post-effective amendment which indicates that all securities offered herein have been sold or which deregisters all securities then remaining unsold, shall be deemed to be incorporated by reference in this Registration Statement and to be a part hereof from the date of filing of such documents, excluding any information furnished under Item 7.01 or Item 2.02 of any Current Report on Form 8-K.

Any statement contained in a document incorporated or deemed to be incorporated by reference herein shall be deemed to be modified or superseded for the purposes of this Registration Statement to the extent that a statement contained herein or in any other subsequently filed document that also is or is deemed to be incorporated by reference herein modifies or replaces such statement.  Any statement so modified or superseded shall not be deemed, except as so modified or superseded, to constitute a part of this Registration Statement.

The following exhibits are submitted herewith or incorporated by reference herein.

Pursuant to the requirements of the Securities Act, the registrant certifies that it has reasonable grounds to believe that it meets all of the requirements for filing on Form S-8 and has duly caused this registration statement to be signed on its behalf by the undersigned, thereunto duly authorized, in the City of Longmont, State of Colorado, on this 6^th day of September, 2012.

Each person whose signature appears below does hereby make, constitute and appoint Eric R. Ridenour and Donald A. French, and each of them, his true and lawful attorney-in-fact and agent, with full power of substitution and resubstitution to execute, deliver and file with the Securities and Exchange Commission, for and on his behalf, and in any and all capacities, any and all amendments (including post-effective amendments) to this Registration Statement with all exhibits thereto and other documents in connection therewith, granting unto said attorney-in-fact and agent full power and authority to do and perform each and every act and thing requisite and necessary to be done as fully to all intents and purposes as he might or could do in person, hereby ratifying and confirming all that said attorney-in-fact and agent or his substitute may lawfully do or cause to be done by virtue hereof.

Pursuant to the requirements of the Securities Act, this registration statement has been signed below by the following persons in the capacities and on the dates indicated.