91.513 VFR communication equipment

• (a) Unless authorised by ATC to operate under VFR without radio communication, an aircraft operating under VFR in controlled airspace classified under Part 71 as Class B, C, D, or in Class E airspace at night, must be equipped with radio communications equipment that--
  • (1) meets level 1 or 2 standards specified in Appendix A, A.9; and
  • (2) is capable of providing continuous two-way communications with an appropriate ATC unit.
• (b) An aircraft operating under VFR outside controlled airspace must be equipped with radio communications equipment that meets level 1 or 2 standards specified in Appendix A, A.9 if the equipment is to be used for communication with any ATS unit.