Privacy: An Overview of Federal Statutes Governing Wiretapping and Electronic Eavesdropping
http://www.fas.org/sgp/crs/intel/98-326.pdf
Provides information about federal laws covering wiretapping and electronic eavesdropping. Also contains a bibliography of legal commentary and the text of two key laws: The Electronic Communications Privacy Act and The Foreign Intelligence Surveillance Act. From the Congressional Research Service, posted by the Federation of American Scientists.