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No driver shall perform safety-sensitive functions within four hours after using alcohol. No employer having actual knowledge that a driver has used alcohol within four hours shall permit a driver to perform or continue to perform safety-sensitive functions.
This is a list of United States Code sections, Statutes at Large, Public Laws, and Presidential Documents, which provide rulemaking authority for this CFR Part.
This list is taken from the Parallel Table of Authorities and Rules provided by GPO [Government Printing Office].
It is not guaranteed to be accurate or up-to-date, though we do refresh the database weekly. More limitations on accuracy are described at the GPO site.
§ 31133 - General powers of the Secretary of Transportation
§ 31136 - United States Government regulations
§ 31301 - Definitions
§ 31302 - Commercial driver’s license requirement
§ 31303 - Notification requirements
§ 31304 - Employer responsibilities
§ 31305 - General driver fitness, testing, and training
§ 31306 - Alcohol and controlled substances testing
§ 31307 - Minimum training requirements for operators of longer combination vehicles
§ 31308 - Commercial driver’s license
§ 31309 - Commercial driver’s license information system
§ 31310 - Disqualifications
§ 31311 - Requirements for State participation
§ 31312 - Decertification authority
§ 31313 - Grants for commercial driver’s license program implementation
§ 31314 - Withholding amounts for State noncompliance
§ 31315 - Waivers, exemptions, and pilot programs
§ 31316 - Limitation on statutory construction
§ 31317 - Procedure for prescribing regulations
§ 31502 - Requirements for qualifications, hours of service, safety, and equipment standards
126 Stat. 405
126 Stat. 830