CFR > Title 14 - Aeronautics and Space > CHAPTER I—FEDERAL AVIATION ADMINISTRATION, DEPARTMENT OF TRANSPORTATION > SUBCHAPTER G—AIR CARRIERS AND OPERATORS FOR COMPENSATION OR HIRE: CERTIFICATION AND OPERATIONS (parts 110 to 139) > PART 121—OPERATING REQUIREMENTS: DOMESTIC, FLAG, AND SUPPLEMENTAL OPERATIONS > SUBPART G—Manual Requirements (§121.131 to §121.141) > 121.131—Applicability.

121.131—Applicability.

This subpart prescribes requirements for preparing and maintaining manuals by all certificate holders.

Code of Federal Regulations

[Doc. No. 6258, 29 FR 19196, Dec. 31, 1964]