Code of Massachusetts Regulations
105 CMR - DEPARTMENT OF PUBLIC HEALTH
Title 105 CMR 910.000 - Licensure Of Research Institutions Using Dogs Or Cats In Research And Education
Facilities and Operating Standards
Section 910.103 - Primary Enclosure
Current through Register 1543, March 14, 2025
All primary enclosures for dogs and cats shall conform to the following requirements:
(A) General.
(B) Additional requirements for primary enclosures housing cats.
(C) Space requirements.
(length of dog in inches + 6) x (length of dog in inches + 6) =
(required area in square inches) =
144
required square feet of floor space. These requirements may require modifications according to the body conformation of particular breeds. If the federal regulation is amended to include a larger cage size, that provision shall supersede the above.
(D) Exercise. Each research institution shall ensure that each dog is allowed the opportunity to exercise at regular intervals, but in no event less than once a day.