29-255-4 Me. Code R. § 3
Access to and use of agency records shall be permitted only to persons who have received the written approval of the agency whose records are involved, and is governed by any access and use procedures prescribed by law or by that agency.
Access to and use of archives are subject to any restrictions imposed by statute or regulation.
Access to and use of agency records, and archives records, and deposited records may also be restricted by the Research Room staff if such access and use would, (1) hamper the administrative, professional, or technical operations of the Maine State Archives, (2) unduly limit the furnishing of services to other users, or (3) result in possible deterioration, mutilation, loss or destruction. Application of search restrictions in individual cases is subject to approval by the State Archivist.
29-255 C.M.R. ch. 4, § 3