"The Patriot Act contains more than 150 separate sections in 10 major titles. About a tenth of the law expires or 'sunsets' this year  unless Congress votes to reauthorize it. The sections discussed and listed ... [on this site] are the most significant provisions that Congress must examine as it deliberates again on the Patriot Act." Also includes links to related information from the ACLU. From the American Civil Liberties Union (ACLU).