Layout of Passenger Accommodation (LOPA)

A drawing, which shows the exact location of the aircraft’s cabin interior that includes, but is not limited to, locations of passenger and flight attendant seats, emergency equipment, exits, lavatories, galley, etc. A LOPA has to be Part 21 approved and cannot be diverted from without an approved modification. It also lists the part numbers and manufacturers of the seats, galleys and lavatories.