Oklahoma Highway Patrol – Troop S
Commercial Motor Vehicle Enforcement

The Oklahoma Highway Patrol is dedicated to protecting the lives and property of the people of Oklahoma. Troop S is the commercial vehicle enforcement unit of the Oklahoma Highway Patrol, pursuing public safety through the reduction of commercial vehicle collisions and criminal activity. Read More...

→  Let's talk *medical cards* ←

Who is required to be medically qualified (medical card) to operate a CMV in Interstate and Intrastate commerce?

• ALL drivers that are required to have a CDL, Class A, B or C must be medically qualified to operate a CM

• Interstate drivers: are required to present the medical card to the Department of Public Safety when getting or renewing a CDL 

• Intrastate drivers: are not required to present the medical card BUT will get a "K" restriction on the CDL. These drivers are still required to have a valid medical card on their person to drive.

NOW AVAILABLE! Learn how you can renew your Drivers License or Commercial Drivers License online by clicking here.

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Emergency Declarations

 FMCSA Emergency Declaration related to the COVID-19 Outbreak

Oklahoma's Amened Executive Order related to the COVID-19 Outbreak

For information on Emergency Declarations for other states please click here.