Missouri Code of State Regulations Title 16 - RETIREMENT SYSTEMS
Here’s a structured overview of Missouri’s CSR Title 16 – Retirement Systems:
📘 Structure of Title 16 (CSR Title 16)
🔹 Division 10 – Public School Retirement Systems
Covers two separate systems:
PSRS (Public School Retirement System): Chapters 1–5, including board operation, membership, creditable service, funds, retirement options, benefits.
PEERS (Public Education Employee Retirement System): Chapter 6, covering part-time election, reinstatement, service and disability retirement, beneficiary rules, cost-of-living, and more (sos.mo.gov, psrs-peers.org, law.cornell.edu).
🔹 Division 20 – LAGERS (Local Government Employees’ Retirement System)
Contains chapters on general organization, administrative procedures, hearings, actuarial assumptions (sos.mo.gov).
🔹 Division 30 – State Employees’ Retirement System
Focuses on system organization and the Missouri State Medical Care Plan (sos.mo.gov).
🔹 Division 40 – Highway & Transportation Patrol Retirement
Includes general organization and provisions for highway, transportation, and patrol employees (sos.mo.gov).
🔹 Division 50 – County Employees’ Retirement Fund
Chapters 1–20 cover governance and membership across county systems .
📌 Examples of Specific Rules
16 CSR 10‑6.055 (PEERS): Implements USERRA protections for reservists and service members (law.cornell.edu).
16 CSR 20‑4.010 (LAGERS): Details actuarial assumptions effective July 2021, including investment return, mortality tables, and rates (molagers.org).
16 CSR 50‑2.100: Defines eligibility and requirements for early retirement benefits under the county fund (casetext.com).
🔄 Updates & Effective Dates
CSR rules are updated monthly; any new or amended rules take effect at least 30 days after publication (sos.mo.gov).
Division-specific updates include:
PEERS Chapter 6 – new versions on 30 Apr 2025 for benefit sections .
LAGERS Chapters updated 31 Oct 2024 (Chapters 1 & 2) .
📄 How to Access the CSR
Missouri Secretary of State’s Administrative Rules site lists them:
Visit Title 16 – Retirement Systems and use links for each division (sos.mo.gov).
Archived editions are available for past versions by division/chapter (sos.mo.gov).
Third-party sites (Justia, Cornell LII) provide mirrored site content – useful for quick reference (law.cornell.edu).
✅ In Summary
Missouri’s CSR Title 16 encompasses retirement systems for public schools, local governments, state employees, highway patrol, and counties. Each division includes specific chapters addressing administrative structure, benefits, assumptions, and member protections. Rules are refreshed monthly with delayed effect, and archived versions remain accessible.
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