Sex Offender Registration and Notification Retroactivity Correction Act of 2008 - Makes the registration requirements of the Sex Offender Registration and Notification Act applicable to sex offenders convicted before, on, or after the enactment of that Act.
Amends the federal criminal code to: (1) apply registration requirements to sex offenders regardless of the date of their offense or the date of their travel in interstate commerce; and (2) make failure to register or update a sex offender registration a continuing offense for as long as such failure exists.