This subpart applies to installations in hazardous locations as defined in Articles 500 through 505 of NFPA 70, Clause 6 of IEC 60092-502:1999 or Clause 8 of IEC 61892-7:2019 (all incorporated by reference; see § 110.10-1 of this subchapter).
46 C.F.R. §111.105-1