Find a licensed plumber in Babylon, NY

Who licenses plumbers in Babylon

• Suffolk Consumer Affairs issues plumbing licenses, and its license types include Master Plumbers and Restricted Plumbers.
• Only a member, officer, owner or partner of the business may apply for a Suffolk master plumbing license, the county's application says.
• Suffolk master plumbing applicants must document 7 of the last 10 years working for a licensed employer in the field, on forms signed and notarized by current or former employers.
• After the applicant passes the exams and the licensing board approves, Suffolk requires business insurance to be in place when the master license is issued.
• The Suffolk master plumbing application carries a non-refundable application fee of $200.00.
• Babylon's master plumber's license calls for W-2 forms showing seven years of experience, and applicants are scheduled for written and practical tests.
• Babylon also issues a restricted plumber's license, which calls for W-2 forms showing five years of experience.

State rules and the lookup steps: how to check a plumber's license.

What the Town of Babylon requires

• Babylon's Division of Plumbing issues plumbing permits and enforces the local rules for installing, legalizing, extending or altering plumbing in and around a building.
• Bathrooms appear on the Town's list of projects that require a building permit.
• Legalizing a structure built without a permit includes a plumbing permit application when the work calls for one.

The Town of Babylon Building Department (Division of Planning and Development) handles permits ((631) 957-3058). Our Town of Babylon permit guide covers how to apply, inspections and certificates.

Homes in Babylon: what the Census shows

Across the Town of Babylon, villages included, the median home was built in 1963, and 44% of homes were built before 1960. A home built before 1960 is now more than 65 years old, so ask what the supply and drain pipes are made of before work is priced. 74% of homes here are single-family detached houses, and 78% are owner-occupied.

What plumbing work costs here

Labor is a large part of any price. Long Island plumbers, pipefitters and steamfitters earn a median $80,988 a year, from about $55,904 at entry level to $110,956 with experience. (New York State Department of Labor, wages updated to the first quarter of 2026.) Prices come from written estimates; more in the plumbing cost guide.

Before you hire in Babylon

• Ask for the license number the work needs here (see who licenses plumbers above), and check it before you sign.
• Ask who files with the Town of Babylon Building Department (Division of Planning and Development), and who books the inspections.
• Does the price include opening and closing walls or floors, and who patches them?
• For a water heater: what size and fuel, and how is it vented?