The Department of Aviation Safety and Security is Imperial Royal Union's civil aviation authority, managing and regulating all of the nation's civilian flights, from private charters to air cargo. The Aviation Investigation Department, or AID, is a branch department under DASS, responsible for investigating into every single incident regarding commercial aviation, even if it is regarding a 10-seater plane navigating through the wrong airspace.

The National Airports Authority, or NAA for short, manages all civilian airports within the nation of Imperial Royal Union. They help airports, airlines and travellers liaise with the government and provide safety regulations for airports. NAA also owns the National Airports Service, a branch that is responsible for Gate Services and Terminal Services at every single airport.