An Act amending Titles 18 (Crimes and Offenses) and 42 (Judiciary and Judicial Procedure) of the Pennsylvania Consolidated Statutes, in wiretapping and electronic surveillance, further providing for definitions, for exceptions to prohibition of interception and disclosure of communications, for exceptions to prohibitions in possession, sale, distribution, manufacture or advertisement of electronic, mechanical or other devices and for expiration of chapter; and providing for recordings by law enforcement officers.