In addition to the red, green, and white position lights (red to port, green to starboard, and white astern), regulations require one anti-collision light for aircraft flying at night. This can be either white or red, and may be either a mechanically rotating beacon or a flashing strobe.
FAA guidance: The aircraft equipment list is originally issued by the aircraft manufacturer and is required to be maintained by the Type Certificate Data Sheet (TCDS). An aircraft and its installed components and parts must continually meet the requirements of the original Type Certificate or approved altered conditions. The aircraft equipment list is normally submitted in the form of a multiple page document for transport type aircraft. An air carrier operating under an approved weight and balance program may not be required to maintain an equipment list...
The Civil Aviation Authority has produced a guide to help pilots carry the correct equipment when flying over or close to water. Ditching Light Aircraft on Water >>
