Massachusetts Office of Coastal Zone Management (CZM)

Massachusetts Office of Coastal Zone Management

CZM is the lead policy, planning, and technical assistance agency on coastal and ocean issues within the Executive Office of Energy and Environmental Affairs (EEA) and implements the state’s Coastal Management Program under the federal Coastal Zone Management Act.


251 Causeway St., Suite 800, Boston, MA 02114


CZM Information Line: (617) 626-1212

(please leave a message)


General Questions:


(617) 626-1240

Who we serve

Through local and regional coordination and collaboration, CZM balances management of vital economic and natural resources of the Massachusetts coast and ocean waters. CZM provides technical assistance and support—primarily to local officials, marine businesses, environmental groups, and coastal homeowners—as well as information to people who visit and volunteer for the coast.

CZM website overview

In July 2017, CZM began migrating its website content into this new format. While this process is underway, some pages will remain on the CZM classic site. To find links to the new pages, see the CZM Site Map where migrated content is shown as bold and underlined links.

To navigate the CZM website, see:



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