NY · Reviewed 2026-10-06

New York licensing for homeowners

Board lookups, licence classes, contract rules, and the verification routine — sourced to state law and official registries.

State: New York
Boards listed: 2
Licence classes: 3

Verify with the board — last reviewed 2026-10-06

Licensing rules change and cities add requirements on top of state law. Use this page as orientation; the lookup links below are the authoritative check before you sign a contract.

Who must be licensed in New York

New York does not issue one statewide general contractor licence for all residential work. Instead, licensing is layered: the Department of State licenses certain trades and home-improvement contractors in designated counties, while New York City and many other municipalities license general contractors, plumbers, and electricians locally. Statewide, asbestos, crane, and elevator work have dedicated state programmes. Before hiring, identify both whether the state requires a home-improvement registration for your county and whether the city where the job sits licenses the trade.

Licensing boards and lookups

State licensing authorities for New York
Authority	Scope	Lookup
NYS Department of State — License Search 518-474-4429	Home improvement contractors (where required), real estate, and other DOS-licensed occupations.	Verify licence →
NYC Department of Buildings (example local authority) 311	New York City electrical, plumbing, and GC licences — not statewide.	Verify licence →

Licence classes and what they authorize

HIC — Home Improvement Contractor (where enacted)
Home improvement work in counties with a Home Improvement Contractor licensing law (e.g. Nassau, Suffolk, Westchester, NYC, and others — confirm your county).
NYC GC — New York City General Contractor licence
Permit-holding general construction within NYC DOB jurisdiction.
NYC Master Electrician / Plumber — NYC skilled trade licences
Supervision and permit pulling for electrical or plumbing work in NYC.

Verify a licence in about two minutes

Determine whether the job is in NYC, on Long Island, Westchester, or elsewhere — the lookup system differs.
For DOS-licensed home improvement contractors, use the Department of State public license search.
For NYC work, use DOB NOW or the Buildings skilled-trades lookup for the licence category.
Confirm the legal name matches the contract and that status is active.
Ask the municipal building department whether your project requires a specific licence class before work starts.

Contractor hiring checklist

Insurance and bond minimums

Home improvement laws in participating counties require insurance and sometimes surety bonds at stated minimums — amounts vary by locality. NYC has its own insurance filing rules for permitted work. Always obtain COI from the insurer.

Who issues permits

Permits are municipal: NYC DOB, town building departments, and county codes offices enforce the Uniform Fire Prevention and Building Code with local amendments. State agencies oversee specialised statewide permits (e.g. some environmental and safety programmes).

Homeowner permits — can you pull one, and should you

Owner-permit rules vary by city and town. NYC allows limited owner-permitted work with restrictions; electrical and plumbing typically require licensed masters. Upstate towns may grant owner-builder permits for single-family work with an exam or affidavit.

Deposits, cancellation rights, and liens

Deposit rules: NYC Home Improvement Business Law and similar county laws cap deposits and require written contracts with cancellation notices in covered jurisdictions — typically a small down payment plus progress payments.
Rescission / cooling-off: Three-business-day cancellation rights apply to home solicitation contracts under General Business Law §608 when applicable.
Mechanic's lien timeline: New York Lien Law Article 2 sets filing deadlines — often eight months from last furnishing for subcontractors with proper preliminary notice, with variations by role. Use a lawyer on high-value lien threats.

Where to file a complaint

File home improvement complaints with the Department of State where the HIC law applies. NYC consumers use DOB and DCWP for licensed contractor issues. Attorney General consumer fraud bureau handles broader patterns.

File a complaint with the state →

If you hire someone unlicensed

Unlicensed home improvement work in regulated counties can void contract enforceability and block permits. Liens may still arise from unpaid subs. Co-op and condo boards often reject alteration work without proper licensed filings.

Which trades need a licence here

Trade licensing status in New York
Trade	Status	Notes
Electrician	Local licence	City or county licence (e.g. NYC DOB) or county HIC registration — not one statewide card.
Plumber	Local licence	City or county licence (e.g. NYC DOB) or county HIC registration — not one statewide card.
HVAC / refrigeration	State licence	Warm-air, refrigeration and gas-related work is typically licensed at state level.
General contractor / remodeler	Local licence	City or county licence (e.g. NYC DOB) or county HIC registration — not one statewide card.
Roofer	Varies	May be a dedicated roofing licence, a general building classification, or local registration only.
Carpenter / handyman	No individual licence	No individual trade licence in most states; scope limits and contractor registration still apply to the business pulling permits.

Reciprocity

New York generally does not reciprocate municipal trade licences. Upstate and NYC systems differ — relocating contractors re-test or re-apply locally.

Cities and counties with an extra layer

New York City, Buffalo, Rochester, Yonkers, and Long Island towns each add contractor licensing or registration. Always verify the job-site municipality, not the contractor's mailing address.

Trade hubs

Cost guides

Metro pages

Local directory — New York

For contractors — getting and renewing a licence

Apply to DOS for home improvement registration where your county requires it; apply to NYC DOB for city licences; elsewhere contact the town clerk or building department. Expect exams, insurance filings, and background checks in NYC.

Trade-owner resources →

Common questions — New York

Does New York have a statewide general contractor licence?

No single statewide GC licence — NYC and many localities issue their own, and some counties use DOS home improvement registration.

How do I verify a home improvement contractor in New York?

Use the NYS Department of State license search when the county participates in the HIC programme.

Who licenses electricians in New York?

Primarily local jurisdictions — NYC DOB for the five boroughs; other cities and towns have their own rules.

What deposit can a contractor take in NYC?

Home Improvement Business Law limits down payments — read your written contract and the current city rules.

Can I pull my own permit in New York?

Depends on the town or NYC rules; regulated trades still need licensed supervision.

What is the New York mechanic's lien filing period?

Article 2 deadlines depend on role and notices — fact-specific.

Is asbestos work licensed statewide?

Yes — DEC and DOL asbestos safety licensing applies statewide.

Does Long Island require home improvement registration?

Nassau and Suffolk counties participate in HIC licensing through DOS — verify current status on DOS.

Sources

Content reviewed 2026-10-06. Statutes and board URLs were checked at publication; confirm current text on the official site before relying on it in a dispute.