Who is covered
Properties in Manhattan with retaining walls exceeding ten feet in height that face a public right-of-way (street, sidewalk, or public area).
What the law requires
- Engage a licensed professional engineer to inspect the retaining wall.
- File a condition report with DOB classifying the wall as Safe, SWARMP, or Unsafe.
- Address unsafe conditions with immediate protective measures and begin repairs.
Filing frequency and deadlines
Penalty structure
Non-compliance with LL37 can result in the following penalties:
- $1,000 to $5,000 for failure to file the inspection report.
- Emergency remediation costs for unsafe conditions.
Exemptions
- Retaining walls under ten feet in height.
- Retaining walls not adjacent to a public right-of-way.
- Properties outside of Manhattan.
Recent updates and amendments
DOB has clarified that the retaining wall inspection program follows the same cycle and sub-cycle schedule as FISP, simplifying compliance planning for property owners with both obligations.
Reference
Official source: NYC DOB — Facade Safety
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