Public Act 97-0578 became effective January 1, 2012 which requires retroactive registration for sex offenders.A sex offender or sexual predator, who has never previously been required to register under the Illinois Sex Offender Registration Act, has a duty to register if the person has been convicted of any felony offense after July 1, 2011.Any changes in an offender’s registration must be made within three days with the law enforcement agency who has jurisdiction.An offender who is convicted of a violation of the Illinois Sex Offender Registration Act on or after July 1, 2005 is required to register every 90 days for the duration of their registration.An offender must register any and all places he or she resides for a period of 3 or more days in a calendar year.If an offender changes his or her address, he or she must inform the local law enforcement agency in which they reside of the move, and the law enforcement agency in which they are moving to within 3 days of that move.
All offenders convicted or adjudicated of first degree murder and registering under the Sex Offender Registration Act must register annually for his/her natural life.
Those offenders adjudicated as Sexually Dangerous or Sexually Violent, must register every 90 days for natural life.
Upon completion of an offender's 10-year registration period, their information will no longer appear on the web site.
The National Crime Information Center (NCIC) run by the FBI enables the NSOR to retain the offender’s current registered address and dates of registration, conviction, and residence.
The Lychner Act imposed two major obligations on the FBI that became effective October 3, 1997: Under the Act, the FBI may release relevant information to federal, state, and local criminal justice agencies for law enforcement purposes only.