No person may operate a helicopter under VFR unless that person has visual surface reference or, at night, visual surface light reference, sufficient to safely control the helicopter.
ACE rules page: Part 135 in plain English
← Search the regulations ·Rules in plain English
14 CFR · PART 135
§ 135.207 VFR: Helicopter surface reference requirements.
Official text · Current as of Oct 19, 2026 · from eCFR
Not legal advice. This is the official text as published in the eCFR, which is updated daily but is not the legal edition. For legal purposes, use the annual Code of Federal Regulations or ask an aviation attorney.