Do you want to Renew a hazardous materials endorsement?
yes
We will normally mail you a renewal notice for your HazMat endorsement , which is separate from the notice to renew your CDL . Follow the instructions in the HazMat endorsement renewal notice to apply for the background checks .
How do I do it by phone?
You ca n't renew a HazMat endorsement by phone
How long will the background checks take?
Background checks can take 30 days or more to complete
If i endorsement expires?
it will not be restored until the criminal history background checks are completed and you have been re - qualified by both the TSA and the DMV
How often do I need to get a background check?