91.180—Operations within airspace designated as Reduced Vertical Separation Minimum airspace.
(a)
Except as provided in paragraph (b) of this section, no person may operate a civil aircraft in airspace designated as Reduced Vertical Separation Minimum (RVSM) airspace unless:
(1)
The operator and the operator's aircraft comply with the minimum standards of appendix G of this part; and
(2)
The operator is authorized by the Administrator or the country of registry to conduct such operations.