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U.S. Department of Transportation U.S. Department of Transportation Icon United States Department of Transportation United States Department of Transportation

Parts and Accessories Necessary for Safe Operation: Antilock Brake Systems

Direct final rule; confirmation of effective date.

The Federal Motor Carrier Safety Administration (FMCSA) confirms the effective date of the direct final rule titled "Parts and Accessories Necessary for Safe Operation: Antilock Brake Systems," published on September 21, 2010, in the Federal Register (75 FR 57393). This rule made permanent the existing requirement in the Federal Motor Carrier Safety Regulations that each trailer with an antilock brake system be equipped with an external malfunction indicator lamp.

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