The Transport Compliance Branch consists of the Highway Transport Patrol, Transport Investigation Office and Head Office. The following summary will explain the function of each Unit:

Transport Compliance Branch Toll-free Inquiry Line
Call 1-866-933-5290 if you are commercial carrier seeking regulation information and technical advice from Transport Compliance Branch staff before going on the road. The inquiry line operates weekdays, except statuary holidays, from 8:30 a.m. to 4:30 p.m.

Highway Transport Patrol (HTP)
The Highway Transport Patrol provides on-road enforcement officers working from 14 detachments. The HTP operates inspection and weigh stations at six border and seven interior locations, three 24 hour self-weigh decks and one Mobile Vehicle Inspection Station.

Transport Investigation Unit (TIU)
The Transport Investigation Unit investigates violations within the road transportation industry (trucks and buses). TIU also performs hours of service audits, weight audits and manages the Shipper Liability Program. In addition, the office maintains an inquiry phone line and provides educational presentations to carriers and drivers.

Head Office
Head Office is responsible for providing strategic direction and guidance to the branch, promoting harmonization of commercial vehicle safety standards nationally and internationally and CVSA program management. The office develops and implement's operational policies and procedures specific to commercial vehicle enforcement. It coordinates branch administrative functions, officer training programs, correspondence, issues management, as well as financial and human resources planning.

The office represents the department in provincial, inter-provincial, national and international conferences and task forces regarding commercial vehicle safety, including the Commercial Vehicle Safety Alliance (CVSA) and the Canadian Council Motor Transport Administrators (CCMTA).