14 C.F.R. § 121.500 Applicability.
Title 14 - Aeronautics and Space
This subpart prescribes flight time limitations and rest requirements for supplemental operations, except that certificate holders conducting operations with airplanes having a passenger seat configuration of 30 seats or fewer, excluding each crewmember seat, and a payload capacity of 7,500 pounds or less, may comply with the applicable requirements of §§135.261 through 135.273 of this chapter. [Doc. No. 28154, 60 FR 65934, Dec. 20, 1995]
Title 14: Aeronautics and Space
PART 121—OPERATING REQUIREMENTS: DOMESTIC, FLAG, AND SUPPLEMENTAL OPERATIONS
Subpart S—Flight Time Limitations: Supplemental Operations
§ 121.500 Applicability.