The following applicable regulations appear in 49 CFR and 14 CFR:

(a) 49 CFR Part 40—Procedures for Transportation Workplace Drug Testing Programs

(b) 14 CFR:

(1) §67.107—First-Class Airman Medical Certificate, Mental.

(2) §67.207—Second-Class Airman Medical Certificate, Mental.

(3) §67.307—Third-Class Airman Medical Certificate, Mental.

(4) §91.147—Passenger carrying flights for compensation or hire.

(5) §135.1—Applicability

[Doc. No. FAA-2008-0937, 74 FR 22653, May 14, 2009; Amdt. 120-0A, 75 FR 3154, Jan. 20, 2010]