determination under 42 USCS § 16913(d), defendant could not be prosecuted for violating Act. United States v Madera (2008, Cl!! Fla) 528 F3d 852, 21 FLW Fed C 745. Defendant, who was convicted of sex offense before enactment of Sex Offender Registration and Notification Act (SORNA), 42 USCS §§ 16901-16991