14 CFR §121.548a
Verified against eCFR.gov as of June 20, 2026View official text on eCFR.gov ↗
Whenever, in performing the duties of conducting an evaluation, a DOD commercial air carrier evaluator presents S&A Form 110B, “DOD Commercial Air Carrier Evaluator's Credential,” to the pilot in command of an airplane operated by the certificate holder, the evaluator must be given free and uninterrupted access to the pilot's compartment of that airplane.