§ 48104. Operations and maintenance

The balance of the money available in the Airport and Airway Trust Fund established under section 9502 of the Internal Revenue Code of 1986 ( 26 U.S.C. 9502 ) may be appropriated to the Secretary of Transportation out of the Fund for—

• (1) direct costs the Secretary incurs to flight check, operate, and maintain air navigation facilities referred to in section 44502(a)(1)(A) of this title safely and efficiently; and
• (2) the costs of services provided under international agreements related to the joint financing of air navigation services assessed against the United States Government.