- Residential contractor registration applies to residential jobs of $10,000 or more, labor and materials. Gas certification applies to everyone who installs, inspects or services gas systems, whatever the job size.
- Plan for a trade exam.
- Oil and gas technicians need 8 hours of related training in the previous 3 years, with at least 2 hours on carbon monoxide leak prevention. New and renewing oil and gas applicants must complete Vermont's Energy Goals education module.
Do you need a state license in Vermont?
Vermont licenses some HVAC work at the state level and leaves the rest alone. Which side of that line a job falls on decides whether you need the state license.
Residential contractor registration applies to residential jobs of $10,000 or more, labor and materials. Gas certification applies to everyone who installs, inspects or services gas systems, whatever the job size.
Vermont license types for HVAC work
Vermont splits the work into 5 licenses. Pick the one that matches the jobs you take, since working outside its scope is the same as working without one.
| License | What it covers |
|---|---|
| Oil burner installer, full or limited | Oil heating work. Full needs the NORA Silver exam, limited needs the NORA Bronze exam |
| Natural gas installer and LP gas installer | Installing and servicing propane or natural gas systems |
| Plumbing specialist P2 | Heating system specialist under the plumbing license |
| Electrical specialist A1 | Automatic gas and oil heating wiring |
| Electrical specialist C3 | Refrigeration and air conditioning |
Steps to get licensed in Vermont
- Decide which systems you will work on: oil, propane, natural gas, wiring or hydronic piping.
- Get the matching training and exam, such as NORA for oil or AGA or CETP coursework for gas.
- Complete the Vermont Energy Goals education module.
- Apply to the Division of Fire Safety for your certification or specialist license.
- If you take residential jobs of $10,000 or more outside a trade license scope, register with the Office of Professional Regulation.
Experience and other requirements
Experience. The official pages we read do not say. Check with the board (official site).
The license to apply for. Oil burner or gas technician certification, plus residential contractor registration for jobs of $10,000 or more.
Vermont HVAC exams
Trade exam. Oil burner techs pass a NORA exam (Silver for full, Bronze for limited). Gas installers complete AGA coursework or NPGA CETP sections.
Business and law exam. No business and law exam.
Separate from any state license, the EPA requires Section 608 certification for anyone who works on equipment with refrigerant. It is federal and applies in every state.
What it costs in Vermont
We could not confirm the current fee schedule on an official page. Check with the board before you budget: Vermont Department of Public Safety, Division of Fire Safety (trade licensing).
Insurance and bond
Insurance. For residential contractor registration, $1,000,000 per occurrence and $2,000,000 aggregate liability coverage.
Bond. The official pages we read do not say. Check with the board (official site).
Renewal and licenses from other states
Renewal. Oil and gas technicians need 8 hours of related training in the previous 3 years, with at least 2 hours on carbon monoxide leak prevention. New and renewing oil and gas applicants must complete Vermont's Energy Goals education module.
Reciprocity. The official pages we read do not say. Check with the board (official site).
Good to know in Vermont
- Licensed trade workers working within their license scope do not need residential contractor registration.
- EPA Section 608 certification is a federal requirement for anyone who handles refrigerant.
After you are licensed
The license lets you take the work. Getting the work is the next job.
- Register the business. If you work under a name other than your own, register it where your state asks (often the Secretary of State, sometimes the county), and keep the name the same on your license, your truck and your invoices.
- Claim your Google Business Profile. It is the listing people see when they search for HVAC repair near them. Fill in your service area, hours and real photos of your work.
- Put up a website that shows the license. Customers look for it before they call. Koira builds a contractor website for you and keeps it current.
- See where you stand. The free Koira report checks how your business shows up in search and on maps against shops near you.
Where this comes from
Every fact on this page comes from the Vermont Department of Public Safety, Division of Fire Safety (trade licensing) and the official pages below, checked October 8, 2026. Fees and rules change, so confirm with the board before you file.
More for your trade: how HVAC companies run on Koira.