14 C.F.R. § 142.27 Display of certificate.
Title 14 - Aeronautics and Space
(a) Each holder of a training center certificate must prominently display that certificate in a place accessible to the public in the principal business office of the training center. (b) A training center certificate and training specifications must be made available for inspection upon request by— (1) The Administrator; (2) An authorized representative of the National Transportation Safety Board; or (3) Any Federal, State, or local law enforcement agency.
Title 14: Aeronautics and Space
PART 142—TRAINING CENTERS
Subpart A—General
§ 142.27 Display of certificate.