An Act amending Titles 18 (Crimes and Offenses), 42 (Judiciary and Judicial Procedure) and 44 (Law and Justice) of the Pennsylvania Consolidated Statutes, providing for tampering with biological evidence; further providing for expungement; providing for informant testimony, further providing for controlled substance forfeiture, for sovereign immunity and for exceptions to sovereign immunity; providing for wrongful conviction and imprisonment; further providing for preservation of biological evidence; repealing provisions relating to postconviction DNA testing; further providing for jurisdiction and proceedings; providing for postconviction DNA testing; and providing for comparisons with CODIS data, for recording of custodial interrogations, for eyewitness identifications, for forensic laboratories and for powers and duties of the board.