Waterways Program (Chapter 91) | Mass.gov

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Massachusetts Department of Environmental Protection

Massachusetts Office of Coastal Zone Management

MassDEP administers the regulatory provisions of the Massachusetts Public Waterfront Act (the oldest waterways law in the United States), commonly called "Chapter 91". The program issues licenses for projects in waterways and ensures that projects meet public-access requirements.

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Guide:

Waterways Permitting - Frequently Asked Questions

Top tasks for Waterways Program (Chapter 91)

WW 24: General License Certification WW 01, 03, 14, 15, 16, 17: Chapter 91 Waterways License

Overview of Chapter 91 Chapter 91 - Frequently Asked Questions All Chapter 91 & Water Quality Certification Forms Waterways Laws, Regulations, and Guidance Waterways File Review & Research Chapter 91 General Licenses Filed with Registries of Deeds

Contact Information

Address

1 Winter Street, 5th floor, Boston, MA 02108

directions

Phone

Online

DEP.Waterways@mass.gov

More Information

310 CMR 9.00: The Massachusetts Waterways Regulation