46 CFR §13.115
Verified against eCFR.gov as of June 20, 2026View official text on eCFR.gov ↗
Each applicant for an original tank vessel endorsement must provide evidence of having passed a chemical test for dangerous drugs or of qualifying for an exemption from testing in § 16.220 of this subchapter as specified in § 10.225(b)(5) of this subchapter.