<P> The Foreign Intelligence Surveillance Act of 1978 ( `` FISA '' Pub. L. 95 -- 511 , 92 Stat. 1783 , 50 U.S.C. ch. 36 ) is a United States federal law which establishes procedures for the physical and electronic surveillance and collection of `` foreign intelligence information '' between `` foreign powers '' and `` agents of foreign powers '' suspected of espionage or terrorism . The Act created the Foreign Intelligence Surveillance Court ( FISC ) to oversee requests for surveillance warrants by federal law enforcement and intelligence agencies . It has been repeatedly amended since the September 11 attacks . </P>
<P> The Foreign Intelligence Surveillance Act of 1978 ( `` FISA '' Pub. L. 95 -- 511 , 92 Stat. 1783 , 50 U.S.C. ch. 36 ) is a United States federal law which establishes procedures for the physical and electronic surveillance and collection of `` foreign intelligence information '' between `` foreign powers '' and `` agents of foreign powers '' suspected of espionage or terrorism . The Act created the Foreign Intelligence Surveillance Court ( FISC ) to oversee requests for surveillance warrants by federal law enforcement and intelligence agencies . It has been repeatedly amended since the September 11 attacks . </P>
fisa is one of the most significant federal terrorism laws . the letters stand for
fisa is one of the most significant federal terrorism laws . the letters stand for
Foreign Intelligence Surveillance Act
Foreign Intelligence Surveillance Act