01Homes in New Jersey and their plumbing
| Building type | Where you'll often find it | Typical plumbing concerns |
|---|---|---|
| Rowhouses & brownstones | Hoboken, Jersey City, Union City, West New York | Cast iron, combined sewers, storm backups |
| High-rise co-ops & condos | Jersey City and Weehawken waterfront, Fort Lee, Cliffside Park, Edgewater | Leaks between units, booster pumps |
| Two- & three-family houses | Newark, Paterson, Elizabeth, Passaic, Bayonne | Shared drains, water heaters per unit, lead service lines |
| Suburban single-family houses | Bergen, Morris, Somerset, Monmouth, Union | Sump pumps, water heaters, sewer laterals, wells and septic in some areas |
02Common plumbing problems
- Lead service line replacements under the 2021 state law
- Storm backups in older cities with combined sewers
- Sump pump failures and basement water
- Water heater replacement (permit and inspection required in most towns)
- Frozen pipes in shore and seasonal homes
03Licensing & permits
- Who can do the work
- NJ licensed master plumbers, or employees under their supervision. A homeowner may work on their own single-family home. Details
- Permits
- Construction office of your municipality, under the NJ Uniform Construction Code. How NJ permits work
- Plumbing code
- National Standard Plumbing Code (UCC plumbing subcode)
- Lead service lines
- NJ water utilities must replace lead service lines, generally within 10 years of the 2021 law; you may get a letter from yours
04Water, sewer & gas
- Water
- Varies by town: Veolia, NJ American Water, municipal utilities and others
- Gas
- PSE&G in much of the north; Elizabethtown Gas and New Jersey Natural Gas in other areas
- Sewer
- Municipal and regional sewer authorities; septic in some rural and shore areas
Providers vary by street and town. Your bill shows which one serves your address. Smell gas? Leave and call 911 or your gas utility from outside.
05Counties
06New Jersey plumbing FAQ
Can a homeowner do their own plumbing in New Jersey?
A homeowner may do plumbing in their own single-family home without a license, but permits and inspections still apply. See who can do plumbing in NJ.
Is a New York plumbing license valid in New Jersey?
No. NJ plumbing work requires a New Jersey licensed master plumber.
07Nearby areas
Sources & review
Last reviewed . General information, not legal or engineering advice. Rules change and individual buildings differ.
