Inspection of Vehicle

An inspection describes an examination of a vehicle conducted on a particular date. It may be conducted by:

• A motor vehicle agency perform safety and emission tests. The federal Clean Air Act, sets acceptable vehicle emissions for areas with higher pollution so some states have to conduct emissions tests. 49 CFR 396 specifies the safety checks a motor carrier must perform on their vehicles.
  

  A federal regulation covering inspection, repair, and maintenance of vehicles in a motor carriers fleet. For details see 49 CFR 396 on eCFR.

• An inspector performing a periodic vehicle inspection, to assess compliance with the state's regulations.
• A law enforcement officer after a crash or a traffic stop.
• An inspector operating a weigh station for commercial vehicles.
• An insurance assessor after a crash.

Some of the inspection elements apply to a single inspection item, other elements cover multiple related inspection points. For each of the inspection points, the result is conveyed as Pass, Fail and for certain elements Not-applicable. The following codes are used, unless an element has alternate codes specified.