New Jersey Contractor Licensing

A practical navigator for contractors working in New Jersey. NJ's framework combines state-level business registration for home improvement contractors (HICB), state-level trade licensing for electricians and plumbers, a separate flood-zone elevation registration (HIHEC), and municipal rules on top.

A raised New Jersey coastal home on structural piers after home elevation work, with dune grass and golden-hour beach light

The short version

New Jersey's contractor regulation is more structured than Pennsylvania's and more state-level than Delaware's:

Where to go — primary sources

HICB registration — the central state-level requirement

HICB registration is required for contractors performing home improvement work on residential property in New Jersey. The governing statute is the Contractors' Registration Act (N.J.S.A. 56:8-136 et seq.), administered by the Division of Consumer Affairs under the Attorney General.

What HICB registration entails:

The exact threshold for which projects trigger HICB requirements and the current list of required contract disclosures should be verified directly against the HICB landing page and the Act. The Division of Consumer Affairs issues updates and guidance periodically.

HIHEC — Home Improvement and Home Elevation Contractor

New Jersey separately registers home elevation contractors under the Home Improvement and Home Elevation Contractor (HIHEC) category. Home elevation work — raising a residential structure to meet flood-zone or building-code requirements — became a major category post-Hurricane Sandy, and NJ built a distinct regulatory framework around it.

If your work involves structural elevation of a residence, check HIHEC registration requirements in addition to HICB. The two are separate and both may apply depending on the work scope.

State trade licensing — electrical and plumbing

Unlike Pennsylvania, New Jersey licenses electrical and plumbing trades at the state level through dedicated boards under the Division of Consumer Affairs:

These state trade licenses are distinct from HICB registration. A contractor performing electrical work on a residential home improvement project in NJ needs both: the electrical trade license AND either HICB (for the overall contract) or separate electrical-contractor-business registration, depending on structure.

Municipal licensing

Many NJ municipalities layer their own business or contractor licensing on top of state rules. Newark, Jersey City, Camden, Atlantic City, and Elizabeth each have their own regimes. Smaller municipalities vary. Check the specific municipality's clerk or business licensing office before starting work.

How New Jersey differs from neighboring states

The practical workflow

  1. Determine if your work falls under home improvement (HICB) and/or home elevation (HIHEC). Register the business with the NJ Division of Consumer Affairs accordingly.
  2. If your work is electrical, plumbing, or HVACR, obtain the applicable state trade license through the relevant board.
  3. Identify the municipality where work will be performed. Verify local business and contractor licensing requirements.
  4. Ensure contracts include all HICB-required disclosure language and the business's registration number.
  5. Maintain required liability insurance.
  6. If the project is public works, complete the separate prevailing wage workflow through NJ DOL and NJ Wage Hub.
  7. Verify subcontractors' registrations through the Division of Consumer Affairs online verification before engaging.

When to get direct help

HICB / HIHEC questions: contact the Division of Consumer Affairs Regulated Business Section. Trade licensing questions: contact the specific board. Municipal questions: contact the municipality. Links and current contact information are on the HICB landing page linked above.

Why we built this

New Jersey's framework is easy to miss in two ways: contractors assume HICB registration covers trades (it doesn't — trades need separate state licenses), or they forget HIHEC exists for elevation work specifically. This page surfaces the layers so contractors register correctly the first time, especially on cross-river work from Philadelphia or Wilmington.

Missing something? Email us.