introducing a resolution to raise minimum standards for aviation security. (c) Briefings to Congress Beginning not later than 180 days after the date of enactment of this Act, and periodically thereafter, the Administrator, in consultation with the Ambassador, shall brief the Committee on Commerce, Science, and Transportation and the Committee on Foreign Relations of the Senate , and the Committee on Homeland Security and the Committee on Foreign Affairs of the House of Representatives a report on the implementation of subsection (a). E Cockpit and cabin security 251. Federal air marshal service updates (a) Standardization Not later than 60 days after the date of enactment of this Act, the Administrator shall develop a standard written agreement that shall be the basis of all negotiations and agreements that begin after the date of enactment of this Act between the United States and foreign governments or partners regarding the presence of Federal air marshals on flights to and from the United States, including deployment, technical assistance, and information sharing. (b) Written agreements Except as provided in subsection (c), not later than 180 days after the date of enactment of this Act, all agreements between the United States and foreign governments or partners regarding the presence of Federal air marshals on flights to and from the United States shall be in writing and signed by the Administrator or other authorized United States Government representative. (c) Exception The Administrator may schedule Federal air marshal service on flights operating to a foreign country with which no written agreement is in effect if the Administrator determines that— (1) such mission is necessary for aviation security