This page, Mass. General Laws c.276 § 2D, is offered by

Mass. General Laws c.276 § 2D

No-knock warrants

This is an unofficial version of a Massachusetts General Law. For more information on this topic, please see Law about criminal law and procedure.

Table of Contents


Added by St.2020, c.253, § 94, effective December 31, 2020


A warrant that does not require a law enforcement officer to knock and announce their presence and purpose before forcibly entering a residence shall not be issued except by a judge and only if the affidavit supporting the request for the warrant: (i) establishes probable cause that if the law enforcement officer announces their presence their life or the lives of others will be endangered; and (ii) includes an attestation that the law enforcement officer filing the affidavit has no reason to believe that minor children or adults over the age of 65 are in the home, unless there is a credible risk of imminent harm to the minor or adult over the age of 65 in the home.


A police officer executing a search warrant shall knock and announce their presence and purpose before forcibly entering a residence unless authorized by a warrant to enter pursuant to subsection (a).


An officer shall not dispense with the requirements of subsections (a) and (b) except to prevent a credible risk of imminent harm as defined in section 1 of chapter 6E.


Evidence seized or obtained during the execution of a warrant shall be inadmissible if a law enforcement officer violates this section.



Within Massachusetts only

Within Massachusetts only


Reference librarians online Chat with a law librarian 
Reference librarians via email


Administrative office (no law library at this location)
2 Center Plaza
9th Floor
Boston, MA 02108
Last updated: December 31, 2020