The BSI is a higher federal authority in the portfolio of the Federal Ministry of the Interior and Home Affairs. As the supreme aviation security authority, the BMI is responsible for aviation security in the area of §§ 5 and 8 LuftSiG and has designated the BSI as the competent authority for the control and coordination of measures. The competences for the approval and authorisation of aviation security programmes have and remain exclusively with the respective competent state aviation authorities.