330 CMR, § 3.03
Any transportation company, person, firm or corporation in the Commonwealth of Massachusetts receiving dogs which for any reason are not accompanied by a certificate of health as provided in 330 CMR 3.02, shall immediately notify either the local Inspector of Animals or the Division of Animal Health. The dogs so received must not be removed from the premises where received except by order of the Director, and in the case of a transportation company or its agent, or off the premises where they are unloaded except by permission obtained from the Director or one of his or her agents.
If, for any cause, dogs are brought within the limits of the Commonwealth of Massachusetts in violation of 330 CMR 3.02, it shall be the duty of the local Inspector of Animals of any city or town in which they arrive to quarantine them and to communicate with the office of the Division of Animal Health in regard to same.
330 CMR, § 3.03