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Do the Federal Motor Carrier Safety Administration’s (FMCSA) alcohol and controlled substances testing regulations apply to employers and drivers in U.S. territories or possessions such as Puerto Rico and Guam?

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Section § 382.103: Applicability.

Guidance Q&A

Question 6: Do the Federal Motor Carrier Safety Administration’s (FMCSA) alcohol and controlled substances testing regulations apply to employers and drivers in U.S. territories or possessions such as Puerto Rico and Guam?

Guidance: No. The rule by definition applies only to employers and drivers domiciled in the 50 states and the District of Columbia.

Regulatory Topic: Applicability of drug and alcohol testing requirements to employers and drivers domiciled in the U.S. territories or possessions such as Puerto Rico and Guam
Effective Date: Friday, April 4, 1997
Issued Date: Friday, April 4, 1997