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1991 US-Mexico CDL MOU

Memorandum of Understanding between the Government of the United States and Government of the United Mexican States Relating to Recognition and Validity of Commercial Driver's Licenses and Licencias Federales de Conductor, published in the Federal Register at 57 FR 31454, July 16, 1992.  The 2017 MOU amends but does not supersede this 1991 MOU.  Both must be read together.