Standards.gov

Lists of Recognized U.S. CABs


Part I: List of all U.S. Recognized CABs
Comprehensive List of All U.S. CABs Designated by NIST & Recognized by MRA Partners
Part II: Lists of Recognized U.S. CABS by Economy
Economy	NIST Lists Please check current status on the MRA Partner Lists (->) or contact mra [at] nist.gov (mra@nist. gov)	MRA Partner Lists Validity/expiration dates may apply or are reflected on some Economy lists.

Australia – Australian Communications and Media Authority (ACMA)	U.S. Labs Recognized by ACMA	ACMA List of Recognized CABs

Canada - Innovation, Science and Economic Development Canada (ISED)	U.S. Labs Recognized by ISED U.S. CBs Recognized by ISED	ISED List of Recognized CABs – Phase I Wireless Device Labs Terminal Attachment Labs ISED List of Recognized CABs – Phase II Certification Bodies

Chinese Taipei - Bureau of Standards, Metrology and Inspection (BSMI)	U.S. Labs Recognized by BSMI	List of EMC Testing Labs in Foreign Countries Includes the BSMI Lab Code (LC) BSMI Recognized Lab Database Inquiry Form Enter BSMI Lab Code (SL2XXXXXXX - no dashes) in the SL field.

Chinese Taipei - National Communications Commission (NCC)	U.S. Labs Recognized by NCC	NCC List of Recognized CABs

European Union – European Commission (EC)	U.S. EMC Directive NBs U.S. RE Directive NBs	NANDO List of ALL EMC Directive NBs NANDO List of All RE Directive NBs

Hong Kong - Office of the Communications Authority (OFCA)	U.S. Labs Recognized by OFCA U.S. CBs Recognized by OFCA	OFCA List of Recognized CABs – Phase I OFCA List of Recognized CABs – Phase II

Israel - Ministry of Communications (MOC) Ministry of Economy (MoE)	U.S. Labs Recognized by MOE	MOE List of Recognized CABs

Japan - Ministry of Internal Affairs and Communications (MIC)	U.S. CBs Recognized by MIC	MIC List of RCBs recognized under the Radio Law MIC List of RCBs recognized under the Telecommunications Business Law (includes lists of certified equipment) – In Japanese

Korea - National Radio Research Agency (RRA)	U.S. Labs Recognized by RRA	RRA List of Recognized CABs

Mexico - Comisión Reguladora de Telecomunicaciones (CRT)	U.S. Labs Recognized by CRT	Legacy List of IFT Recognized CABs Note: The new regulator, CRT, has not yet provided a link to the public list of CRT recognized CABs. Please use the NIST list (adjacent link).

Singapore – Infocomm Media Development Authority (IMDA)	U.S. Labs Recognized by IMDA U.S. CBs Recognized by IMDA	IMDA List of Recognized CABs – Phase I IMDA List of Recognized CABs – Phase II

United Kingdom - Department for Business and Trade	U.S. Approved Bodies for the UK - EMC U.S. Approved Bodies for the UK - Radio Equipment	ALL UK Market CABs (UKMCAB)

United States – Federal Communications Commission (FCC)	U.S. TCBs Designated by NIST and Recognized by the FCC	FCC TCB Search – All

Vietnam - Ministry of Science and Technology (MST)	U.S. Labs Recognized by Vietnam	New MST List of Recognized CABs 2026 Legacy List of MIC Recognized CABs Note: Several U.S. labs are still recognized on the legacy list.

Standards and Conformity assessment

Contacts

[email protected]

Created June 28, 2017, Updated August 18, 2026