Licensing guide

Plumbing license requirements in New York City

This page covers plumbing licenses in New York City, issued by the NYC Department of Buildings. Other cities in New York may set their own rules.

Issued by

NYC Department of Buildings

Official site

Requirements checked October 21, 2026

License levels

One license level covers this work.

  1. 1

    Master Plumber

    At least seven years of experience in the last ten, including two years as a registered journeyman plumber. Then a written and a practical exam.

    Official source

Rules, fees and exam schedules change. Confirm the details with the NYC Department of Buildings before you apply.

Plumbers in New York

From the Bureau of Labor Statistics. See a city for local wages and contractor counts.

Plumbers employed
23,210
Median hourly wage
$37.26

Plumbing market data by city

Once you're licensed

Tradesman runs the business side for plumbers: estimates, scheduling, invoicing and payments in one app.

Plumbing licensing in New York City: common questions

Who issues plumbing licenses in New York City?

The NYC Department of Buildings. The license levels and what each takes are listed above, with a link to the official source for each.

What does the Master Plumber license take in New York City?

At least seven years of experience in the last ten, including two years as a registered journeyman plumber. Then a written and a practical exam.

Licensed and ready for more customers?

Tradesman handles estimates, scheduling and invoicing so you can spend your time on the work. Now in early access.