District of Columbia HVAC license lookup: how to check and get a license
District of Columbia HVAC license lookup: who issues HVAC contractor licenses (DLCP), how to check one online, the license types, and 37 plumbing, heating and air-conditioning contractors by county.
Do HVAC contractors need a license in District of Columbia?
| Who licenses them | DC Department of Licensing and Consumer Protection (DLCP), Board of Industrial Trades |
|---|---|
| License types | Refrigeration and Air Conditioning Mechanic, Refrigeration/Air Conditioning Contractor |
| When a license is required | License required for refrigeration/air-conditioning work; no dollar exemption found |
DLCP licenses refrigeration and air-conditioning mechanics and contractors; contractor companies need a designated DC-licensed master and $5,000 company and master bonds. Anyone handling refrigerant must also hold federal EPA Section 608 certification.
How do you look up an HVAC contractor's license in District of Columbia?
- Ask the HVAC contractor for the license number and the exact business name on the license.
- Open the District of Columbia HVAC license lookup run by DLCP.
- Search by license number first. A name search can return several people or companies with similar names.
- Check that the status is active or current, that the license type covers your job, and that the name matches the company on your contract.
- If something doesn't match, ask the HVAC contractor about it before you sign or pay a deposit, or contact DLCP.
What HVAC licenses does District of Columbia issue?
- Refrigeration and Air Conditioning Mechanic
- Refrigeration/Air Conditioning Contractor
How do you get a HVAC license in District of Columbia?
Licenses are issued by the DC Department of Licensing and Consumer Protection (DLCP), Board of Industrial Trades. Requirements such as experience, exams, insurance and fees change, so read the current rules on the official DLCP source before you apply. Already licensed? List your business on Expert Helper to get matched with customers.
Which District of Columbia city is the job in?
How many HVAC contractors are there in District of Columbia?
The Census Bureau counted 37 plumbing, heating and air-conditioning contractors with employees in District of Columbia in 2023. The counties with the most:
| District of Columbia | 37 |
|---|
What do District of Columbia homes mean for heating and cooling work?
The median home in District of Columbia was built in 1957, 59% of households rent and 33% of homes are single-family houses. 49% of homes heat with utility gas and 46% with electricity, and 1% with fuel oil.
How do you choose an HVAC contractor in District of Columbia?
- Check the state or local mechanical or HVAC license, and ask whether the technicians hold EPA 608 certification for refrigerant work.
- For a new system, ask for a load calculation (often called Manual J) rather than a size picked from square footage.
- Ask which rebates and tax credits apply to heat pumps and high-efficiency equipment, and whether the contractor files the paperwork.
- Compare quotes on the same equipment model numbers and efficiency ratings (SEER2, HSPF2, AFUE).
- Ask what the labor warranty covers, separately from the manufacturer's parts warranty.
HVAC Contractors in other states
Sources: District of Columbia licensing agency (linked above); US Census Bureau County Business Patterns 2023 and ACS 2023 5-year estimates.