StacksVerified U.S. regulatory reference

14 CFR §135.205

Verified against eCFR.gov as of June 20, 2026View official text on eCFR.gov
  1. (a)No person may operate an airplane under VFR in uncontrolled airspace when the ceiling is less than 1,000 feet unless flight visibility is at least 2 miles.
  2. (b)No person may operate a helicopter under VFR in Class G airspace at an altitude of 1,200 feet or less above the surface or within the lateral boundaries of the surface areas of Class B, Class C, Class D, or Class E airspace designated for an airport unless the visibility is at least—
    1. (1)During the day— 1/2 mile; or
    2. (2)At night—1 mile.