14 C.F.R. § 141.21 Inspections.
Title 14 - Aeronautics and Space
Each holder of a certificate issued under this part must allow the Administrator to inspect its personnel, facilities, equipment, and records to determine the certificate holder's: (a) Eligibility to hold its certificate; (b) Compliance with 49 U.S.C. 40101 et seq., formerly the Federal Aviation Act of 1958, as amended; and (c) Compliance with the Federal Aviation Regulations.
Title 14: Aeronautics and Space
PART 141—PILOT SCHOOLS
Subpart A—General
§ 141.21 Inspections.