Electric Motors

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As defined in the Code of Federal Regulations (CFR), “electric motor” means a machine that converts electrical power to rotational mechanical power.  The scope of this webpage only includes the subset of electric motors regulated in 10 CFR 431, Subpart B and does not include those small electric motors regulated in 10 CFR 431, Subpart X.

Current Standard | Current Test Procedure | Ongoing Rulemaking for Standards | Ongoing Rulemaking for Test Procedure | Helpful Links

Recent and Ongoing Activities

Notice of Petition

DOE has publishedFederal Register notice of petition and request for comment pertaining to a petition received from North Carolina Advanced Energy Corporation Efficiency Verification Services seeking classification as a nationally recognized certification program. The petition includes documentation to help substantiate the company’s position that its certification program for electric motors and small electric motors satisfies the evaluation criteria for classification as a nationally recognized certification program.

  • The comment period is closed.

For the latest information on the planned timing of future DOE regulatory milestones, see the current Office of Management and Budget Unified Agenda of Regulatory and Deregulatory Actions.  All planned dates are preliminary and subject to change.


DOE has published a Federal Register notice of public meeting and webinar for Dedicated Purpose Pool Pump Motors. 82 FR 30845 (July 3, 2017).


Notice of Public Meeting

Public Meeting Information:

There is no public meeting scheduled at this time.

Certification, Compliance, Labeling, and Enforcement

DOE has issued a pre-publicationPDF version of the Certification, Compliance, Labeling, and Enforcement for Electric Motors and Small Electric Motors Final Rule as signed by the Secretary, January 11, 2017.

The Certification, Compliance, Labeling, and Enforcement for Electric Motors and Small Electric Motors rulemaking docket EERE-2014-BT-CE-0019 contains all notices, public comments, public meeting transcripts, and supporting documents pertaining to this rulemaking.


Notice of Proposed Rulemaking

Submitting Public Comments

The comment period is closed.

Test Procedure

DOE has published a Federal Register notice of petition and request for public comment pertaining to test procedures for Electric Motors. 82FR50844 (November 2, 2017).

DOE has published a notice in the Federal Register initiating a data collection process through a Request for Information to consider whether to amend DOE’s test procedure for small electric motors and electric motors. 82 FR 35468 (July 31, 2017).

The docket EERE-2017-BT-TP-0047 contains all notices, public comments, and supporting documents pertaining to this rulemaking.


Request for Information

  • Request for Information, Federal Register, 82 FR 35468 (July 31, 2017).
  • Request for Information, Extension of Public Comment Period, Federal Register, 82 FR 41179 (August 30, 2017). 
  • Comment deadline: Closed

Notice of Petition

  • Notice of Petition, 82FR50844 (November 2, 2017) .
  • Comment deadline: Closed



Public Meeting Information

There is no public meeting scheduled at this time.

Submitting Public Comments

Comment period is closed.

Current Standard

Electric motors manufactured and distributed in commerce, as defined by 42 U.S.C. 6311(7), must meet the energy conservation standards specified in the Code of Federal Regulations at 10 CFR 431.25 through 431.26.

Current Test Procedure

Manufacturers must follow the test procedure methods specified in 10 CFR 431.14 through 431.21 to determine that electric motors that are currently manufactured or distributed into commerce are in compliance with DOE standards.

Helpful Links


Labeling Requirements

DOE has established labeling requirements in section 10 CFR 431.31 through 431.32 of the Code of Regulations for the permanent nameplates of electric motors for which standards are prescribed in section 10 CFR 431.25.

Records Maintenance Requirements

DOE has established records maintenance requirements for electric motor manufacturers in section 10 CFR 431.403 of the Code of Regulations.  These requirements describe the types, organization, and retention duration of the required documentation.


DOE has established regulations on certification and compliance in section 10 CFR Part 431.35 through 431.36 of the code of Federal Regulations.


For information on current test procedure waivers, see DOE’s Waivers webpage
For information about obtaining test procedure waivers, see 10 CFR 431.401.


DOE's Office of Hearings and Appeals has authorized exception relief for certain electric motors. For information on these exception relief cases, see the Office of Hearing and Appeals listing of Product Efficiency Cases.

For information about obtaining exception relief, see 10 CFR part 1003.

Import and Export Provisions

10 CFR 431.404 contains provisions on importing electric motors into the United States.

10 CFR 431.405 contains provisions on exporting electric motors from the United States.

Subpoena Authority for Energy Efficiency

10 CFR 431.406 explains subpoena authority given to the Secretary of Energy related to carrying out part 431 of the Code of Federal Regulations.

Confidentiality of Electric Motor Data and Information

10 CFR 431.407 explains the protocol for confidentiality requests for manufacturers or private labelers of electric motors to follow when submitting data and information to the DOE.

Guidance and Frequently Asked Questions

For information on further guidance and answers to Frequently Asked Questions on all covered products, see DOE’s Further Guidance database.

State Exemptions to Federal Pre-emption

DOE has not exempted any state from this energy conservation standard. States may petition DOE to exempt a state regulation from preemption by the Federal energy conservation standard. States may also petition DOE to withdraw such exemptions. For details, see 10 CFR 431, Subpart W.

Contact information

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