Missouri

Verified 2026-06-07

AWA compliant: Yes
Tier system: Offense-based, 3 tiers (AWA-aligned). Tier I, II, III (substantially revised by SB 655, 2018). *§ 589.400 et seq. R.S.Mo.*
Registration duration: Tier I: 15 yrs; Tier II: 25 yrs; Tier III: Lifetime. *§ 589.400*
Check-in frequency: Tier I: Annually; Tier II: Every 180 days; Tier III: Every 90 days. *§ 589.414*
Residency restriction: 1,000 ft from schools, childcare facilities. *§ 566.147*
Employer listed: Yes (employer name and address). *§ 589.407*
Relief available: Tier I: Petition after 10 yrs. Tier II: Petition after 25 yrs. Tier III: Petition after 25 yrs compliance (note: statute authorizes Tier II petition at 25 yrs — same as auto-expiration, which may be a drafting error as noted by CCRC). *§ 589.401*

Statutes and sources

§ 566.147 R.S.Mo. — Statewide residency restriction (1,000 ft)· verified 2026-06-16
§ 589.400 — Registration duration by tier· verified 2026-06-16
§ 589.400 et seq. R.S.Mo. — Sex offender registration· verified 2026-06-16
§ 589.401 — Petition for removal· verified 2026-06-16
§ 589.407 — Public registry employer listing· verified 2026-06-16
§ 589.414 — In-person check-in frequency· verified 2026-06-16

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