Missouri Ignition Interlock Cost Calculator 2026

State-specific DWI cost estimates for Missouri, including fines, attorney fees, SR-22 insurance, ignition interlock, and more.

How much does a DWI cost in Missouri?

A first-offense DWI in Missouri typically costs between $2,000 and $7,500 in attorney fees alone, plus fines of $0-$500, court costs, insurance increases, and more. Total first-offense costs typically range from $8,000 to $20,000+.

How long is your license suspended for a first DWI in Missouri?

A first-offense DWI conviction in Missouri carries a license suspension of 90 days. A hardship or restricted license may be available during this period.

Is an ignition interlock device required in Missouri for a first DWI?

A first-offense DWI in Missouri does not automatically require an ignition interlock device, though courts may order one at their discretion.

How long is SR-22 insurance required after a DWI in Missouri?

Missouri requires SR-22 high-risk insurance filing for 2 years following a DWI conviction.

Can a DWI be expunged in Missouri?

Missouri allows DWI expungement under certain conditions, typically after a waiting period of 10 year(s) following completion of your sentence.