This part applies to-
(a) State agencies responsible for issuing a hazardous materials endorsement (HME); and(b) An applicant who- (1) Is qualified to hold a commercial driver's license under 49 CFR parts 383 and 384, and is applying to obtain, renew, or transfer an HME; or(2) Is applying to obtain or renew a TWIC in accordance with 33 CFR parts 104 through 106 or 46 CFR part 10 ; is a commercial driver licensed in Canada or Mexico and is applying for a TWIC to transport hazardous materials in accordance with 49 CFR 1572.201 ; or other individuals approved by TSA. 72 FR 3595 , Jan. 25, 2007, as amended at 72 FR 55048 , Sept. 28, 2007