1.3.6 – Hazardous Materials Endorsement Background Check and Disqualifications If you require a hazardous materials endorsement you will be required to submit your fingerprints and be subject to a background check. You will be denied or you will lose your hazardous materials endorsement if you Are not a lawful permanent resident of the United States. Renounce your United States citizenship. Are wanted or under indictment for certain felonies. Have a conviction in military or civilian court for certain felonies. Have been adjudicated as a mental defective or committed to a mental institution. Are considered to pose a security threat as determined by the Transportation Security Administration. The background check procedures vary from jurisdiction to jurisdiction. Your licensing agency will provide you with all the information you need to complete the required TSA background check procedures.