8 county-level rules, plus city-specific rules for 3 cities in Suffolk County, New York.
Verified from official government sources
Suffolk County pre-1978 housing is subject to EPA RRP Rule and NY Public Health Law Article 13 Title 10. Landlords must disclose known lead hazards (federal Residential Lead-Based Paint Hazard Reduction Act). NY State Department of Health operates lead poisoning prevention program; Suffolk County DHS conducts case investigation.
Suffolk County elevators are regulated under NY Industrial Code 12 NYCRR Part 20 and ASME A17.1 Safety Code for Elevators. Annual inspections by NY State Department of Labor or authorized insurance inspectors required. Certificate of operation must be posted in elevator car.
Suffolk County scaffolding governed by NY Labor Law 240 (Scaffold Law), imposing absolute liability on owners and contractors for gravity-related injuries. Scaffolds over 40 feet require DOB permits in participating towns, engineered designs, and OSHA-compliant guardrails.
Suffolk County Department of Health Services enforces pest control under Suffolk County Sanitary Code Article 7. Licensed exterminators must be NY DEC-certified under 6 NYCRR Part 325. Bedbug disclosure required for rentals under NY MDL 27-2018.
New York Uniform Code requires fire sprinklers in new townhouses and many multifamily buildings, but one and two family dwellings are not mandated countywide. Some Suffolk towns require sprinklers in larger new homes.
Childcare centers in Suffolk County must meet New York Office of Children and Family Services regulations and Uniform Code occupancy E or I-4 standards, with strict fire safety, egress, and inspection requirements.
Suffolk County dwellings and businesses must comply with New York Uniform Code egress requirements. Bedroom and exit doors must operate from inside without keys, special tools, or knowledge.
Several Suffolk County towns have adopted floor area ratio, lot coverage, and bulk limits to curb mansionization, especially in the Hamptons. Limits are set at the town and village level, not by Suffolk County.
3 cities in Suffolk County have their own building safety rules. Each link goes to that city's dedicated page with code citations.
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Suffolk County Ordinance Hub →