Part 1 of Nigeria Civil Aviation Regulations (Nig.CARs) sets forth the basic rules of construction and application of the regulations; general administrative rules governing testing, licensing, and certifications; investigative and enforcement procedures; exemptions; and the definitions used in the Nig.CARs. In addition, this Part of the Nig.CARs presents the definitions contained in International Civil Aviation Organization (ICAO) Annex 19, Safety Management, Amendment 1; the definitions from Annex 1, Personnel Licensing, Amendment 178; Annex 2, Rules of the Air, Amendment 46; Annex 6, Part I, International Commercial Air Transport