No one may sign you up before the 366th day after the money is handed to the state.
Any deal must be in writing and notarised.
You never need to pay anyone to file.
Ask the clerk for the deadline.
Checklist: Missouri, unclaimed property the state holds
Who holds it: Missouri State Treasurer, Unclaimed Property
How long: No time limit; held in trust forever
How you claim: Search at ShowMeMoney.com (treasurer.mo.gov) and file online, where many claims are paperless, or write to the Treasurer for a claim form.
Your deadline: ____________ (confirm it with the clerk)
Steps
Search your name and past names at ShowMeMoney.com
File the claim online (paperless if eligible)
Send any documents the Treasurer asks for
Wait for payment; interest-bearing accounts may earn up to 7 years of interest
Documents
Claim form (if not paperless)
Documents the Treasurer requests to prove ownership or heirship
What it costs you
free
If someone offers to do it for you
There may be a fee limit: ask the clerk.
No one may sign you up before the 366th day after the money is handed to the state.
Any deal must be in writing and notarised.
You never need to pay anyone to file.
Official links
MO Treasurer: Unclaimed Property: https://treasurer.mo.gov/UnclaimedProperty/en/
MO Treasurer: Unclaimed Property FAQ: https://treasurer.mo.gov/UCP/FAQ.aspx
Source: RSMo 447.500-447.595; RSMo §447.581.1; RSMo §447.581.2; RSMo §447.581.3-.6; RSMo §447.581.7; RSMo §447.581.8; RSMo §447.581.9-.10; RSMo §447.562; 15 CSR 50-3.090(7)(I); 15 CSR 50-3.090(7)(J); 15 CSR 50-3.090(7)(A); 15 CSR 50-3.090(7)(K). Researched, not yet checked by a lawyer; confirm with the clerk. Not legal advice.