Midwest

12 jurisdictions where regulation ranges from prequalification-only to full licensure.

The Midwest includes 12 jurisdictions where state-level regulation ranges from nearly nonexistent (Illinois, Missouri) to registration-based systems (North Dakota) and prequalification-heavy models (Indiana, Ohio, Kansas). Several Midwestern states regulate construction primarily at the local level, with state involvement limited to highway prequalification and specialty trades like electrical and plumbing.

Illinois

No state-level general contractor licensing; regulation limited to public works and roofing.

Indiana

Prequalification required for highway and public works as prime contractor or subcontractor above $300,000.

Iowa

State licensing and registration for contractors, plumbers, mechanical, electrical, explosives, alarm, and fire protection.

Kansas

Highway contracts require DOT prequalification; no general state contractor license.

Michigan

State licensing may be required for residential and commercial construction, remodeling, or alteration.

Minnesota

Residential building and remodeling licensed at state level; local municipalities enforce the State Building Code.

Missouri

Only electrical work regulated at state level; all other trades regulated locally.

Nebraska

State regulates electrical work for road construction and out-of-state contractors on contracts above $2,500.

North Dakota

Registration required for all construction exceeding $4,000 per project.

Ohio

Prequalification required for all highway work; no general state contractor license.

South Dakota

State licensing required for electrical, plumbing, and asbestos abatement.

Wisconsin

Prequalification may be required for public works construction.