Hiring & Planning · State contractor verification guides
How to Check a Contractor’s License in North Dakota
North Dakota contractor license guide: check the $4,000 job threshold and class, search FirstStop for good standing, and verify trade permits locally.

North Dakota requires a contractor license when the cost, value, or price of a job exceeds $4,000, according to the Secretary of State. Contractor licenses are also divided into classes based on contract amount. Ask for the class as well as the number.
Check FirstStop and the scope of the license
Request the contractor’s license number and class. Search the FirstStop contractor database and confirm the record is in good standing. Match the listed business to the company on your estimate. Ask the contractor to show how the class covers the full contract amount, including connected phases and materials.
If the proposed price is near $4,000, ask the Secretary of State how it applies the threshold to your work. One estimate for labor and another for materials may still describe one job. Get a clear total rather than trying to infer the license class from separate invoices.
Exterior work needs a plan for weather and access
For a roof or exterior repair, ask how the contractor will protect the house if weather interrupts work. The written scope should identify tear-off, underlayment, flashing, decking allowance, material delivery, debris disposal, and cleanup. If the crew finds hidden damage, require photos and a written price before approving more work.
If the contract includes electrical, plumbing, mechanical, or another regulated trade, ask who performs that task and which credential applies. Call the local building department about permits and inspections at the actual property address. State contractor class and local building approval are distinct.
Keep the payment and change trail
Ask for a schedule tied to visible milestones. The agreement should state the total price, exclusions, allowances, weather provisions, warranty, and how a change is approved. Check insurance independently and make payments to the named business.
Script: “Please give me the FirstStop number and class, confirm the full contract amount fits that class, and identify the permit and weather-protection plan.”
Save the search, permits, contract, payment receipts, photos, and change approvals. Browse North Dakota listings, search by state, or ask SheFix to help source pros. You may request a list, one quote, or contact with up to three contractors.
Write down the basis for the class
Keep the full proposal and the FirstStop result together. Note the job value the contractor used to choose the class and ask the Secretary of State if the number or class is unclear. If a later change raises the total, ask whether the contractor’s credential class still fits before authorizing the change. For a seasonal repair, also record who secures temporary protection if weather pauses the work and whether that cost is part of the contract.
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Sources & further reading
Check that each source applies to your project and confirm current local requirements.


