The Missouri surplus lines tax is 5% of gross premium. SLTax360 files it electronically with the state and keeps the confirmation on the filing.
Rates effective from 2026-07-24
| Surplus Lines Tax | 5% |
Estimate only. Figures are calculated from published state rates and are not a guarantee of the amounts due. Verify with the applicable state or stamping office before filing.
Missouri sets its own filing channel, fees and deadlines. We keep the Missouri rates and rules current and apply them to every invoice, so nobody on your team has to check a bulletin by hand.
Each Missouri transaction we file is itemized into its components: surplus lines tax (5%). Your audit trail shows exactly which line went where. Confirmations are kept, 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 amounts, the deadline and the paperwork are handled in one place. Want to verify the numbers yourself first? Run a free Missouri calculation (no signup required).
In a 15-minute call we show you how your Missouri volume would run end to end, and what changes in the other states you write.