692A.125  Applicability of chapter and retroactivity.
  1.  The registration requirements of this chapter shall apply to sex offenders convicted on or after July 1, 2009, of a sex offense classified under section 692A.102.
  2.  The registration requirements of this chapter shall apply to a sex offender convicted of a sex offense or a comparable offense under prior law prior to July 1, 2009, under the following circumstances:
  a.  Any sex offender including a juvenile offender who is required to be on the sex offender registry as of June 30, 2009.
  b.  Any sex offender who is incarcerated on or after July 1, 2009, for conviction of a sex offense committed prior to July 1, 2009.
  c.  Any sex offender who is serving a special sentence pursuant to section 903B.1 or 903B.2 prior to July 1, 2009, or any other person who is sentenced for a criminal offense prior to July 1, 2009, that requires serving a special sentence.
  3.  For an offense requiring registration due to sexual motivation, the registration requirements of section 692A.126 shall apply to a person convicted of an offense if the department makes the determination that the offense was sexually motivated as provided in section 692A.126, subsection 2.
  4.  For a sex offender required to register pursuant to subsection 1 or 2, each conviction or adjudication for a sex offense requiring registration, regardless of whether such conviction or adjudication occurred prior to, on, or after July 1, 2009, shall be included in determining the tier requirements pursuant to this chapter.
  5.  An offender on the sex offender registry as of June 30, 2009, and who is required to be on the registry on or after July 1, 2009, shall be credited for any time on the registry prior to July 1, 2009.
2009 Acts, ch 119, §25; 2010 Acts, ch 1104, §12, 13, 23