View all text of Subpart U [§ 121.591 - § 121.667]
§ 121.603 - Facilities and services: Supplemental operations.
(a) Before beginning a flight, each pilot in command shall obtain all available current reports or information on airport conditions and irregularities of navigation facilities that may affect the safety of the flight.
(b) During a flight, the pilot in command shall obtain any additional available information of meteorological conditions and irregularities of facilities and services that may affect the safety of the flight.