Congressional Budget Office Cost Estimate: H.R. 2975: Provide Appropriate Tools Required to Intercept and Obstruct Terrorism (PATRIOT) Act of 2001 [open pdf - 23KB]
"H.R. 2975 would expand the powers of federal law enforcement agencies to investigate and prosecute terrorist acts, establish new federal crimes, and increase penalties for acts of terrorism. The bill would allow certain victims of Iranian terrorism who have won judgments against Iran in U.S. court to collect monetary damages from the U.S. government. H.R. 2975 also would increase the payments to families of public safety officers who have died as a result of injuries incurred in the line of duty. Finally, the bill would authorize funding for the Immigration and Naturalization Service (INS), the Drug Enforcement Administration (DEA), and the Department of the Interior (DOI) to undertake activities to combat terrorism."
Congressional Budget Office: http://cbo.gov