Section 21415 Of Chapter 3. Regulation Of Aeronautics From California Public Utilities Code >> Division 9. >> Part 1. >> Chapter 3.

. No person shall be in, or perform any act in connection with the maintenance or operation of, any aircraft when under the influence of intoxicating liquor. This section does not apply to a person who is in an aircraft merely as a passenger, but this section shall not be construed to relieve any such person of criminal liability imposed by any other law for being intoxicated while in an aircraft.