Unified Stormwater Rule

The proposed Unified Stormwater Rule amendments are available for public review and comment. This rule includes amendments to Chapter 31 and Chapter 19 of the Administrative Code, changing requirements for how stormwater is managed on all new and redevelopment sites that discharge to City sewers.

Comments and questions on the draft rules and the NYC Stormwater Manual should be submitted to nycrules@dep.nyc.gov.

New York City Stormwater Manual

Public Presentations