34 U.S.C. § 20918
A sex offender shall appear in person, allow the jurisdiction to take a current photograph, and verify the information in each registry in which that offender is required to be registered not less frequently than—
(Pub. L. 109–248, title I, § 116, , 120 Stat. 595.)
Section was formerly classified to section 16916 of Title 42, The Public Health and Welfare, prior to editorial reclassification and renumbering as this section.