Covered Buildings
Most NYC buildings with gas piping are covered. Occupancy Group R-3 buildings are generally exempt.
Local Law 152
NYC gas inspections.
Handled professionally.
CBB Plumbing provides periodic gas-piping inspections, reporting, licensed correction work, and compliance coordination for New York City building owners and managers.
Who is generally covered?
Periodic inspections apply to buildings with gas piping, except one- and two-family homes and other buildings classified in Occupancy Group R-3.
Official NYC DOB schedule →The requirement at a glance
Clear answers before anyone enters the building
Local Law 152 generally requires periodic inspection of exposed gas piping in covered NYC buildings once every four years.
Inspection Area
The visual inspection covers exposed gas piping in required non-tenant areas.
Qualified Inspector
The work must be performed by a NYC Licensed Master Plumber or a qualified individual under the LMP’s supervision.
Four-Year Cycle
The filing year is based on the building’s Community District.
Official property search
Find the building’s scheduled deadline
Use the property lookup to check the inspection schedule for your NYC building. Confirm deadlines and filing requirements with NYC DOB.
Read Official DOB Guidance →| Subcycle | Community Districts | Cycle 2 | Cycle 3 |
|---|---|---|---|
| A | 1, 3, 10 | 2024 | 2028 |
| B | 2, 5, 7, 13, 18 | 2025 | 2029 |
| C | 4, 6, 8, 9, 16 | 2026 | 2030 |
| D | 11, 12, 14, 15, 17 | 2027 | 2031 |
CBB compliance workflow
One coordinated path from inspection to records
Confirm the requirement
Identify the property, district, filing year, access needs, and existing records.
Inspect and report
Complete the required visual inspection and combustible-gas detection work.
Correct and reinspect
Coordinate licensed correction work and required follow-up when needed.
File and retain records
Organize certification information and the building’s compliance file.
Direct official links
NYC Local Law 152 resources
NYC DOBOfficial LL152 Guidance
Requirements, schedules, and filing instructions.
Open official resource →DOB NOWOfficial LL152 Address SearchSearch an individual property under LL152 Gas Piping System Compliance in Additional Tools.
Open official resource →NYC DOBLocal Law 152 FAQsOfficial answers about scope, timing, and filings.
Open official resource →Official FormGPS1 Inspection ReportOfficial periodic inspection report.
Open PDF →Official FormGPS2 CertificationOfficial periodic inspection certification.
Open PDF →