14 C.F.R. § 121.567 Instrument approach procedures and IFR landing minimums.
Title 14 - Aeronautics and Space
No person may make an instrument approach at an airport except in accordance with IFR weather minimums and instrument approach procedures set forth in the certificate holder's operations specifications.
Title 14: Aeronautics and Space
PART 121—OPERATING REQUIREMENTS: DOMESTIC, FLAG, AND SUPPLEMENTAL OPERATIONS
Subpart T—Flight Operations
§ 121.567 Instrument approach procedures and IFR landing minimums.