Amendment extends to one year a study of law enforcement safety issues including a study of law enforcement officer deaths due to accidents, non-felony causes, felony firearm use, and the use of armor piercing ammunition; strikes provisions to allow Federal law enforcement access to consumer credit, public accommodation, and common carrier information; strikes the "good faith" exceptions to the exclusionary rule for admitting in court certain evidence gathered by wiretaps; strikes provisions allowing aliens to be excluded or denied asylum in the United States based on their membership in a suspected or known terrorist organization; and strikes language requiring telephone companies to allow Federal authorities access to billing records, and to maintain their records for 90 days to assist in Federal criminal investigations.