PEN REGISTERS AND TRAP AND TRACE DEVICES IN FOREIGN INTELLIGENCE AND INTERNATIONAL TERRORISM INVESTIGATIONS.

SEC. 601. PEN REGISTERS AND TRAP AND TRACE DEVICES IN FOREIGN INTELLIGENCE AND INTERNATIONAL TERRORISM INVESTIGATIONS. [Section 601 redesignated title IV as title VI and section 401 as section 601, respectively; and and added a new title IV to the Foreign Intelligence Surveillance Act of 1978 (50 U.S.C. 1801 et seq.).]