New York HVAC License Requirements (2026) | NYC DOB Specialty Trades & EPA 608

New York does not issue a state-level HVAC contractor license. HVAC work in New York is regulated through three overlapping mechanisms: (1) NYC Department of Buildings (DOB) Oil Burner Equipment Installer licenses (Class A and Class B) for any oil-burning heating equipment, (2) NYC DOB Refrigeration Machine Operator certificates for stationary refrigeration plants over a regulated horsepower threshold, and (3) the federal EPA Section 608 Technician Certification, which applies to anyone in New York who handles refrigerants regardless of state or municipal credentials. Mechanical work that does not involve oil burning, refrigerant handling, or large stationary refrigeration plants is governed only by general construction permitting and the relevant code adoptions.

Regulatory Oversight

New York City Department of Buildings (Licensing Unit) (NYC DOB) administers and enforces this credential under the authority of New York City Administrative Code Title 28 (Construction Codes); Rules of the City of New York Title 1 Chapters 11, 26 (electrical), 27 (plumbing); New York State Education Law Article 145 does NOT apply to construction trades.. NYC DOB issues and administers construction trade licenses for the five boroughs, including General Contractor, Master Plumber, Master Electrician, Master Fire Suppression Piping Contractor, and Class A and B Oil Burner Equipment Installers. DOB enforces violations through its Office of Administrative Trials and Hearings (OATH).

Official portal: https://www.nyc.gov/site/buildings/business/licenses.page
Address: 280 Broadway, 6th Floor, New York, NY 10007
Phone: (212) 393-2259

Who May Apply

At a minimum the applicant has to be 18 years old and supply a valid Social Security Number. No state residency requirement.

Good moral character

NYC DOB conducts a fitness review on every applicant under 1 RCNY §11-01 for the licensed specialty credentials.

Background investigation

NYC DOB conducts an FBI/NYS Division of Criminal Justice Services fingerprint background check for the Class A and B Oil Burner Equipment Installer licenses.

Required Experience and Education

The applicant must document and verify at least three years of practical experience within the seven years prior to application in the installation of oil-burning equipment under the direct and continuing supervision of a NYC-licensed Class A Oil Burner Equipment Installer (for Class B); seven years for Class A. Keep payroll, tax, project, or supervisor records to support the claim, as the board can request proof for any period within its lookback window.

Accepted proof of experience or eligibility

NYC DOB Class A or Class B Oil Burner Equipment Installer Application
Notarized supervisor affidavits from each NYC-licensed Class A Installer
EPA 608 Technician Certification card (federal)
W-2, pay stub, or 1099 records covering the qualifying period

Education substitution

NYC does not allow education substitution for the Class A or Class B Oil Burner Equipment Installer experience requirement.

Examination Requirements

Examinations are administered by NYC Department of Buildings (in-house) for the Oil Burner Equipment Installer credentials and Refrigeration Machine Operator certificate; U.S. EPA-approved testing organizations for Section 608.. The applicant must pass the following examination parts before the license can issue:

Class A or B Oil Burner Equipment Installer Written Examination — NYC Mechanical Code, NYC Fuel Gas Code, oil burner technology, NYC laws and rules — 100 questions, 240 minutes, passing score 70%

Examination fee: $525 examination fee paid to NYC DOB at application for Oil Burner Equipment Installer licensing. EPA 608 certification fees vary by approved testing organization ($25 – $150).

Retake policy: Failed examinations may be re-taken every six months, with a maximum of three attempts before reapplication is required.

Insurance and Financial Requirements

The NYC DOB requires a $25,000 contractor license surety bond to be on file before the license will issue.

General liability

NYC DOB requires $1,000,000 commercial general liability per occurrence and a $25,000 surety bond from each licensed Class A or Class B Oil Burner Equipment Installer under 1 RCNY §11-02. Most owners contractually require $2,000,000/$4,000,000 for commercial work.

Workers' compensation

Workers' compensation and disability benefits insurance are mandatory under NYS WCL §10 for any business with employees.

Licensing Fees

Fee	Amount
Application (non-refundable)	$525
Initial license	$50
Renewal (every 3 years)	$50

Keeping the License Current

Renewal of the New York HVAC — No State License (NYC DOB Specialty Trades + EPA 608) comes due every 3 years. As cited, the renewal fee stands at $50. NYC DOB Class A and Class B Oil Burner Equipment Installer licenses renew every three years. EPA 608 is a lifetime certification with no renewal required.

Continuing education: NYC DOB requires continuing education hours covering NYC Mechanical Code and NYC Fuel Gas Code updates each renewal cycle.

Downloadable Asset

2026 New York HVAC Technician License Roadmap (PDF) — a printable step-by-step checklist for the application process.

Download the PDF roadmap →

Reciprocity and License Transfer

The NASCLA Accredited Examination is not accepted by New York for this classification.

Reciprocal State	Accepted Exam	Conditions
No formal bilateral reciprocity agreements identified.

NYC DOB does not recognize any out-of-state HVAC, refrigeration, or oil burner credential. EPA Section 608 is a federal credential and is honored everywhere in the United States but does NOT substitute for any NYC DOB license.

Weighing more than one jurisdiction? The national hub compares HVAC Technician license requirements in every state — exam, bond, fee, and experience thresholds side by side.

Application Process, Step by Step

Determine which NYC DOB credentials apply. Class A and Class B Oil Burner Equipment Installer licenses are required only for oil-burning heating equipment. Refrigeration Machine Operator certificates are required for stationary refrigeration plants above the regulated horsepower threshold. Standard mechanical and gas-fired HVAC work does not require an HVAC-specific NYC DOB license but must be performed under a properly registered general contractor and a NYC Master Plumber for any gas piping.
Obtain federal EPA Section 608 Technician Certification. Required for anyone who handles refrigerants in New York or anywhere in the United States. Choose Type I, II, III, or Universal based on the equipment serviced.
Accumulate qualifying NYC-supervised experience (if pursuing Class A or Class B). Three years for Class B, seven years for Class A, all under direct supervision of a NYC-licensed Class A Oil Burner Equipment Installer.
Submit the NYC DOB Oil Burner Equipment Installer Application. File via DOB NOW: Licensing with the $525 examination fee, fingerprints, and supervisor affidavits.
Pass the written and practical examinations. Score 70% or better on each at the DOB testing facility in Long Island City.
Procure insurance and post the surety bond. Provide the $1,000,000 commercial general liability certificate, workers compensation and disability benefits certificates, and the $25,000 surety bond.
Attend the in-person interview and receive the license. Appear at 280 Broadway, 6th Floor, Manhattan. NYC DOB issues the license after the interview.

Frequent Application Errors

Working from the cited board instructions, here are the snags most likely to trip up a New York HVAC Technician filing.

Assuming a single "HVAC license" exists in NYC

NYC does not issue an HVAC contractor license. The credentials in this space are the Oil Burner Equipment Installer licenses, the Refrigeration Machine Operator certificates, and federal EPA 608. HVAC scope is split across these credentials based on the specific work performed.

Forgetting EPA 608 enforcement

EPA Section 608 is federal and applies in all 50 states. NYC DOB credentials do NOT substitute for EPA 608 for refrigerant handling.

Self-performing gas piping without a Master Plumber

Gas piping in NYC must be performed by a NYC-licensed Master Plumber. HVAC contractors who run their own gas connections without a Master Plumber are operating outside the scope of any NYC credential.

Confusing Class A and Class B Oil Burner Equipment Installer

Class B is limited to residential and small commercial. Installing larger equipment under a Class B license is grounds for revocation.

Assuming reciprocity exists

NYC has no reciprocity with any other jurisdiction for Oil Burner Equipment Installer or Refrigeration Machine Operator. Out-of-state HVAC contractors must satisfy the full NYC requirements.

Recommended References

What follows are the regulator-cited and commonly used preparation references for this trade. They appear here for convenience only; CLR takes no compensation for them.

NYC Mechanical Code (NYC Administrative Code Title 28) — City of New York. Primary technical reference for NYC mechanical work.
NYC Fuel Gas Code — City of New York. Tested on the Oil Burner Equipment Installer exams when oil/gas conversion is involved.
EPA Section 608 Technician Certification Manual — U.S. Environmental Protection Agency. Federal certification reference for refrigerant handling.
ACCA Manual J, Manual D, and Manual S — Air Conditioning Contractors of America. Industry-standard load calculation, duct design, and equipment selection references.

Document Checklist

The most critical documents or confirmations the applicant should have in hand before filing with NYC DOB:

☐ NYC DOB Class A or Class B Oil Burner Equipment Installer Application with $525 fee
☐ Notarized supervisor affidavits from NYC-licensed Class A Installers
☐ Current EPA Section 608 Technician Certification card
☐ Commercial general liability insurance — $1,000,000 minimum per occurrence
☐ $25,000 surety bond on file with NYC DOB

Other New York Trade Licenses

If the HVAC Technician license is not the right fit, the following published New York trade guides are also covered by CLR:

Questions Applicants Ask

Does New York State license HVAC contractors?

No. New York does not issue a state-level HVAC contractor license. HVAC work in New York is regulated through NYC DOB Oil Burner Equipment Installer licenses (for oil-burning equipment), Refrigeration Machine Operator certificates (for stationary refrigeration plants), and the federal EPA Section 608 Technician Certification (for refrigerant handling).

Do I need a NYC DOB license to install gas-fired HVAC equipment?

NYC does not issue a stand-alone HVAC license, but gas piping connections must be performed by a NYC-licensed Master Plumber. The mechanical installation itself is performed under the general contractor registration and inspected by NYC DOB.

What is the difference between Class A and Class B Oil Burner Equipment Installer?

Class A authorizes installation of any oil-burning equipment with no capacity limit and requires seven years of NYC-supervised experience. Class B is limited to residential and small commercial installations and requires three years of NYC-supervised experience.

Do I need EPA 608 in addition to the NYC DOB licenses?

Yes. EPA Section 608 Technician Certification is a federal Clean Air Act requirement for anyone who handles refrigerants. It is enforced by the U.S. EPA independently of any state or municipal credential and applies in all 50 states.

Are HVAC contractors regulated outside of New York City?

Several upstate cities and Long Island and Westchester jurisdictions maintain their own HVAC or mechanical licensing programs. Most upstate New York jurisdictions do not require a stand-alone HVAC license, but all require permits and code-compliant installation.

Primary Sources

Regulatory requirements on this page are drawn from the official board, statute, and exam-provider materials listed below.

Verified 2026-04-27 · Next scheduled review 2026-07-26