10 U.S.C. § 5551 — Prohibitions relating to missile defense information and systems

1. (a)Certain “Hit-to-kill” Technology and Telemetry DataNone of the funds authorized to be appropriated or otherwise made available for any fiscal year for the Department of Defense may be used to provide the Russian Federation or the People’s Republic of China with “hit-to-kill” technology and telemetry data for missile defense interceptors or target vehicles.
2. (b)Other Sensitive Missile Defense InformationNone of the funds authorized to be appropriated or otherwise made available for any fiscal year for the Department of Defense may be used to provide the Russian Federation or the People’s Republic of China with—
   1. (1)information relating to velocity at burnout of missile defense interceptors or targets of the United States; or
   2. (2)classified or otherwise controlled missile defense information.
3. (c)ExceptionThe prohibitions in subsections (a) and (b) shall not apply to the United States providing to the Russian Federation or the People’s Republic of China information regarding ballistic missile early warning.
4. (d)IntegrationNone of the funds authorized to be appropriated or otherwise made available for any fiscal year for the Department of Defense may be obligated or expended to integrate a missile defense system of the Russian Federation or a missile defense system of the People’s Republic of China into any missile defense system of the United States.