Find a licensed sewer and drain company in Babylon, NY

Who licenses sewer and drain companies in Babylon

• Suffolk's restricted license application lists Outside Water and Sanitary Lines as one of its Restricted Plumbing categories.
• A plumber doing sewer or drain line work in Suffolk is licensed by county Consumer Affairs, which issues Master Plumber and Restricted Plumber licenses.
• Sewer drain treatment is one of the areas Suffolk's Liquid Waste license covers, along with septic tank, residential, commercial and industrial work.
• Applying for a restricted plumbing license in Suffolk, such as the sanitary lines category, costs $200.00, and that application fee is not refunded.

State rules and the lookup steps: how to check a sewer and drain company's license.

What the Town of Babylon requires

• Babylon sends problems with the sewer line between a home and the street to the Suffolk County Southwest Sewer District at (631) 854-4150.
• A Town sewer excavation permit costs $50.00, payable in cash or check, and its application must be signed by the Commissioner of Public Works, the contractor and the homeowner.
• Final approval of a Babylon sewer excavation comes from the Bergen Point Sewer Plant.
• For tree roots interfering with a home's sewer lines, Babylon directs all concerns to Citizen Services at (631) 957-TOWN (8696).

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. 78% of homes here are owner-occupied, and 74% are single-family detached houses.

What sewer and drain line 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. Septic tank servicers and sewer pipe cleaners earn a median $58,380 a year, from about $43,701 at entry level to $68,510 with experience. (New York State Department of Labor, wages updated to the first quarter of 2026.) Prices come from written estimates; more in the sewer and drain lines cost guide.

Before you hire in Babylon

• Ask for the license number the work needs here (see who licenses sewer and drain companies 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.
• Will you camera the line and give me the video?
• Is the problem on my side of the property line or the sewer district's?