Definition of "certifying" [certifying]

• Present participle of certify. (verb)

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• "Future ATV action plans must be approved by the CPSC, and each new ATV offered for sale must bear a label certifying its compliance with the applicable action plan."
• "A legitimate product carries a label certifying the device has been safety tester, but sometimes even those can be phony."
• "PORTLAND, Maine - Maine's largest city is considering requiring motorcycle operators to obtain a label certifying that their exhaust pipes comply with federal noise emission standards."