105 CMR 410.550
Elimination of Pests
Owners and occupants are responsible for the control and elimination of pests as follows:
(A) Residences containing one dwelling unit:
(1) The occupant shall maintain the unit free from all pest infestation and shall be
responsible for pest elimination.
(2) The owner shall be responsible for pest elimination if they have not maintained
structural or other building elements necessary to keep pests from entering.
(B) The owner of a residence containing two or more dwelling units, including a homeless
shelter or a rooming house, shall maintain it and its premises free from infestation and shall be
responsible for pest elimination.
(C) Extermination shall be accomplished by:
(1) Eliminating the harborage places of insects and rodents;
(2) Removing or making inaccessible materials that may serve as food or breeding ground
for pests;
(3) Poisoning, spraying, fumigating, trapping pests; or
(4) Any other recognized and legal pest elimination method.
(D) All use of pesticides within the interior of a residence shall be in accordance with
applicable laws and regulations pursuant to the Massachusetts Department of Agricultural
Resources Pesticide Program, including those appearing at 333 CMR 13.00: Standards for
Application.
(1) Pesticide applicators or their employers must give at least 48 hours pre-notification to
occupants of all residential units prior to any commercial application of pesticides for the
control of indoor household or structural indoor pests.
(2) Pre-notification shall be made in writing and contain the following information:
(a) Name and phone number of the company making the application;
(b) Proposed date of application;
(c) Locations to be treated; and
(d) Names, EPA Registration Numbers, and active ingredients for the pesticide products
that may be used.
(3) Owners and occupants shall:
(a) Provide access to common areas, dwelling units, and rooming units, upon receipt of
notice required by 105 CMR 410.550(D)(1) and (2); and
(b) Adhere to all instructions provided by the pesticide applicator in preparing the
common areas and units prior to the application of pesticides.
(E) The occupant of a residence shall maintain their dwelling unit or rooming unit in a sanitary
manner so as to prevent the attraction of pests.
(F) The owner of a residence, except for a homeless shelter, shall conduct an inspection of each
unit prior to a new occupancy to identify the presence of pests. Homeless shelters shall establish
pest management policies that include periodic inspection for pest infestation as outlined in
105 CMR 410.550(G).
(G) Owners shall make the documented inspection results and actions taken available upon
request by the board of health. Documentation shall include:
(1) Monitoring the presence of pests;
(2) Eliminating entry points for pests;
(3) Documenting results of the inspection; and
(4) Documenting actions taken as a result of the inspection to include:
(a) Repairs made;
(b) Location of pesticides applied and by whom; and
(c) Date and results of a follow-up inspection.