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Missouri 529 plan: tax break and facts

Missouri taxpayers can get a state tax deduction for contributing up to $8,000 (single) or $16,000 (joint) a year, and it applies to any state's 529 plan. Here are the facts on Missouri's direct-sold 529 plan (the one you open yourself, without an advisor).

Plan
MOST - Missouri's 529 Plan
Official site
https://www.missourimost.org/
Program manager
Ascensus
Expense ratio range
not found
Minimum contribution
not found
State tax break (2026)
$8,000 single / $16,000 joint (deduction)
Tax parity (any state's plan)
Yes
Max account balance
$550,000

What Missouri law says

Missouri provides an annual deduction of up to $16,000 for married combined filers and an annual deduction of $8,000 for single filers.

Summary of state law from the ICI 2025 state tax survey; it may predate 2026 changes.

2026 limits and parity: Savingforcollege. Manager, fees and minimum: only when stated on the plan's homepage text we read (2026-10-12); otherwise 'not found'. Check the plan's disclosure document for exact fees.

FAQ

Does Missouri have a 529 tax deduction?

Yes: a deduction for up to $8,000 (single) / $16,000 (joint) of contributions in 2026 It applies to any state's plan.

Do I have to use my own state's plan?

No. You can use any state's plan; you may lose your state's tax break if your state doesn't offer tax parity.

Estimates, not financial advice. Taxes, insurance, PMI and fees vary by lender, county and city; confirm with your lender, dealer and state agency before acting.