annual i Department of Transportationâs minimum requirements https://www.fmcsa.dot.gov/regulations/title49/section/396.17 commercial motor vehicle FMCSA once per year FMCSA Regulation 396.17 — Periodic Inspections nspection annual roadcheck inspection campaign Part 396 Inspection, Repair and Maintenance Part 396.17 FMCSA DOT inspection inspections Inspection, Repair & Maintenance Record Part 396: Inspection, repair, and maintenance http://www.fmcsa.dot.gov/regulations/title49/section/396.17 https://www.fmcsa.dot.gov/regulations/title49/section/396.17