14-202.1. Taking indecent liberties with children.
(a) A person is guilty of taking indecent liberties with children if, being 16 years of age or more and at least five years older than the child in question, he either:
(1) Willfully takes or attempts to take any immoral, improper, or indecent liberties with any child of either sex under the age of 16 years for the purpose of arousing or gratifying sexual desire; or
(2) Willfully commits or attempts to commit any lewd or lascivious act
FAILURE TO REGISTER