MO

Missouri Surplus Lines Tax Filing 2026

The Missouri surplus lines tax is 5% of gross premium. SLTax360 automates every filing so MGAs, wholesalers, and retail brokers stay compliant without manual entry.

Rates effective from 2024-01-01

Missouri Rates Snapshot
Surplus Lines Tax 5%

How SLTax360 Files Missouri Surplus Lines Taxes

Filing surplus lines tax in Missouri means navigating Missouri's specific submission channel, fee structure, and deadline rules. SLTax360 abstracts that away: we maintain the Missouri rate configuration in a versioned table and apply it automatically to every invoice you submit.

Each Missouri transaction we file is itemized into its components — surplus lines tax (5%) — so your audit trail shows exactly which line went where. Confirmations are retained, deadlines are tracked, and filings are reconciled against your invoice data.

Whether you're an MGA filing a handful of Missouri transactions per month or a wholesaler running hundreds, the workflow is the same: upload, we file, you stay compliant. Want to verify the numbers yourself first? Run a free Missouri calculation — no signup required.

Missouri Notes: Missouri: 5% SL tax on gross premiums.

Missouri Surplus Lines FAQ

As of 2026, the Missouri surplus lines tax rate is 5% of gross premium. The tax base in Missouri includes policy fees.

Missouri does not currently charge a stamping fee on surplus lines transactions.

SLTax360 automates Missouri surplus lines tax filing for MGAs, wholesalers, and retail brokers. We submit each transaction through the appropriate state-mandated channel (OPTins, SLIP+, or the state's own portal where applicable), retain audit-ready confirmations, and track deadlines so nothing slips. Try the free Missouri rate in the public calculator before signing up.

Missouri: 5% SL tax on gross premiums.

Ready to Automate Missouri Filings?

A 20-minute demo will show you how SLTax360 handles your Missouri volume end-to-end.