CFR
- Title 1 - General Provisions
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- Title 50 - Wildlife and Fisheries
23.1525—Kinds of operation.
The kinds of operation authorized (e.g. VFR, IFR, day or night) and the meteorological conditions (e.g. icing) to which the operation of the airplane is limited or from which it is prohibited, must be established appropriate to the installed equipment.
Code of Federal Regulations
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