Part 1 of this series introduced the Hazardous Materials Endorsement (HME) and discussed the basic requirements. In part 2 we’ll delve into the federal requirements, including the required TSA threat assessment and disqualification criteria. Federal Threat Assessement Eligibility Requirements The Hazardous Materials Endorsement Threat Assessment Program conducts a threat assessment for any driver seeking toHazardous Materials Endorsement (Part 2)