There are fewer regulations, many of them informal and they don't answer to the FAA but to some branch of the DoD. This makes sense since military aircraft don'

There are fewer regulations, many of them informal and they don't answer to the FAA but to some branch of the DoD. This makes sense since military aircraft don't usually transport civilians or operate over populated areas. See the software section of this document which says that military airborne software isn't, in general, acceptable to the FAA, which implies that the military are bound to weaker standards. http://www.faa.gov/documentLibrary/media/Order/ND/8110.101.pdf http://www.faa.gov/documentLibrary/media/Order/ND/8110.101.p...