PlainPermit

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Do I need a permit for a water heater replacement in New York City, NY?

Last verified: · Confidence: high · Status: Verified from official source

Not legal advice. Always confirm with your local building department. Rules change, and your parcel's zoning, HOA, historic district, floodplain or utility work can change the answer. We show the official source and the date we last checked it so you can verify for yourself.
Depends on your project Confidence: high

No permit for replacing a gas water heater (350,000 BTU or less, gas cock not moved, chimney inspected) in a home of five families or fewer, but it must be done by a Licensed Master Plumber, who reports it to DOB as Ordinary Plumbing Work. Other water heater work needs a permit.

What changes the answer

Note: Electric water heater replacement is not addressed in this source.

Cost

Fee not extracted; see NYC DOB. Unverified, confirm locally

Fee source: https://www.nyc.gov/site/buildings/property-or-business-owner/plumbing-permits.page

Where to apply

NYC Department of Buildings (DOB NOW)

Permitting authority: NYC Department of Buildings (DOB). Covers all five boroughs. Landmarked properties need Landmarks Preservation Commission approval even when DOB needs no permit. Many projects must be filed by a licensed professional or licensed trade.

Official sources

“This work doesn’t require a permit.”

Source: https://www.nyc.gov/assets/buildings/pdf/op128-inst.pdf

“In buildings classified as residential occupancy groups occupied by five families or fewer, the replacement of a gas- fired water heater, gas furnace, or a gas boiler with a capacity of 350,000 BTU or less where the existing appliance gas cock is not moved provided the chimney has been inspected”

Source: https://www.nyc.gov/assets/buildings/pdf/op128-inst.pdf

Verified: · Status: verified · Confidence: high

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Other projects in New York City

Water heater replacement permits in other cities