CSA stands for Compliance, Safety, Accountability and is the Federal Motor Carrier Safety Administration’s (FMCSA) data-driven safety compliance and enforcement program.
According to the CSA section of the FMCSA’s website:
Your company’s safety data appears online in FMCSA’s Safety Measurement System (SMS). FMCSA updates the SMS once a month with data from roadside inspections, including driver and vehicle violations; crash reports from the last two years; and investigation results. The SMS considers: