Chimney & fireplace laws in all 50 states + DC, compared

This is where license strength and disclosure strength pull hardest in opposite directions. Maryland pairs an exam-based home-improvement license and a guaranty fund with a seller option to disclaim instead of disclose, and its disclosure form — revised August 3, 2026 — still has no dedicated chimney line. Virginia licenses contractors in tiers for work over $1,000, but its mandatory disclosure is a buyer-beware notice. Massachusetts requires an exam-based construction supervisor license for permitted chimney masonry and stove work, and a fire-department carbon monoxide inspection when a home sells; our research found no mandatory seller disclosure form there, an absence we have not yet confirmed on a government source. New Jersey registers home-improvement contractors, and a licensing law has been enacted but is not yet operative. New York has no state license, but its seller form has carried a mandatory chimney, fireplace or stove question since March 2024. Rhode Island registers contractors without an exam — its statute names chimney and fireplace installers — and adds an exam-based residential contractor license for new one- to four-family homes and structural remodeling from January 1, 2028; its disclosure statute lists fireplaces and the chimney as separate items. Maine's disclosure statute asks for the date of the most recent chimney and vent inspection, and Vermont has the only state certificate written for chimney sweeps, required for work in rentals and other public buildings.

Illinois, Indiana and Ohio have no state license for chimney work; oversight, where it exists, is city by city. Illinois's mandatory disclosure report asks about defects in the chimney and in the fireplace or woodburning stove, and Ohio's form has a fireplace/chimney line. Indiana's current state form is narrower: it lists the woodburning stove, fireplace and fireplace insert, but has no chimney or flue line. Michigan is the regional contrast: residential work of $600 or more needs a state license, and, on the statute text we read, an unlicensed contractor cannot sue to collect for work that required one. Minnesota runs an exam-based license that exempts contractors offering only one special skill, and its seller disclosure can be waived in writing. Our research found no statewide carbon monoxide requirement for existing homes in Indiana. Wisconsin has no home-improvement license, but anyone who pulls a building permit for a one- or two-family home must hold a state Dwelling Contractor certification (owner-occupants are exempt); its statutory condition report asks about woodburning stove and fireplace defects, naming the chimney and fireplace flue as examples; and a sale solicited at your home — up to $25,000, $50,000 from January 1, 2027 — can be cancelled until midnight of the third business day, unless you waive that right for an emergency.

Missouri and Kansas are weak on both axes: our research found no state chimney license and no statute requiring a seller disclosure form, so the homeowner's leverage lives in general consumer-protection law. Missouri also has no statewide residential building code. Iowa requires contractor registration and a disclosure form that still has no chimney item, though it does license installers of hearth appliances. Nebraska's form asks about chimney damage and cleaning, and its carbon monoxide law is triggered at sale. North Dakota licenses contractors, without an exam, only for jobs over $4,000. South Dakota has no state contractor license, but its statutory form asks whether the fireplace, wood stove or chimney flue has been cleaned.

The dominant Southern fact is threshold-gated licensing. North Carolina's general contractor license starts at $40,000 and Tennessee's at $25,000, so most chimney work falls below the line. Louisiana's residential license starts at $50,000, with a lighter home-improvement registration from $7,500 and, from August 1, 2026, a $500,000 liability-insurance minimum for both tiers. Texas has no state license for chimney work, but its mandatory seller disclosure lists the fireplace and chimney. Florida licenses contractors statewide, offers a voluntary statewide structural-masonry certification, and since July 1, 2025 has preempted most local specialty licensing; it has no statutory disclosure form, and the seller's duty comes from the courts. Georgia and Alabama are close to buyer-beware at resale. In North Carolina, South Carolina, Georgia and Alabama, the state's door-to-door cancellation law reaches only credit sales, so a cash sale at your door relies on the federal FTC Cooling-Off Rule. In Mississippi, Oklahoma and Louisiana, asking for "emergency" work can cost you the right to cancel — the exact request a scare-sale operator wants. Louisiana also requires a working carbon monoxide detector when a one- or two-family home is sold or leased.

The West licenses more than any other region — California, Oregon, Utah, Arizona, Nevada, New Mexico and Hawaii all run state contractor licenses — yet the license-versus-disclosure pattern splits roughly evenly here. In California an unlicensed contractor cannot sue to collect, and a homeowner can recover what they paid one. Wyoming has no state license or registration of any kind and no statutory disclosure form. Idaho registers contractors without an exam and bars cities and counties from running their own licensing. The West also regulates what may be burned or installed: air-district no-burn days, certified-stove rules, and Oregon's rule that an uncertified used wood stove be removed and destroyed when a home is sold — by the seller before closing, or by the buyer within 30 days if they agree in writing. In Alaska, the Fairbanks area requires older, higher-emitting wood heaters to be removed before closing.