Brookline, Mass., Code of Bylaws ch 5 11 § 5.11.6

A. No person shall operate a short-term rental without a current certificate of registration pertaining to the short-term rental unit. B. Short-term rentals shall comply with all applicable federal, state, and local laws, regulations and codes. C. A short-term rental operator may rent their short-term rental unit for up to 90 days per year. Upon the request of an applicant, the Select Board, following a set of criteria established by the Select Board and following a public hearing, may increase the number of rental days up to a maximum of 180 days per year under the certificate of registration. D. A short-term rental must be operated consistent with the terms set forth on the certificate of registration and with applicable law, including, but not limited to, with regard to rooms to be used as sleeping accommodations, the maximum occupancy of each room, the maximum occupancy of the unit as a whole, and any other stated conditions. E. The following must be included within each short-term rental unit: (1) Diagram indicating the location of all fire extinguishers, gas shutoff valves, fire exits and fire alarms inside the short-term rental unit, as well as in the building, as well as an evacuation route(s) highlighted in red. The diagram shall be posted: (a) In each bedroom used as a short-term rental; (b) On all egresses from the short-term rental unit; and (c) In common areas accessible to the short-term rental unit. (2) A conspicuously placed binder with, at a minimum, the following information: (a) Local contact information, including the name, address, home and cell phone numbers and email address for the short-term rental operator as well as one additional contact person who shall be reachable 24 hours a day in the absence of the operator; (b) Instructions for disposal of trash and recycling pursuant to any applicable requirements established by the Town of Brookline and/or by the property owner or condominium association; (c) Information about Brookline parking regulations, including overnight parking restrictions and designated parking areas for guests; and (d) Copy of certificate of registration from the Select Board's office; and (e) Any other documentation required by the Select Board's office to be distributed inside units. F. Public advertisements (online or in print) for a short-term rental shall include in the advertisement the Town-issued registration number associated with the short-term rental's certificate of registration. A short-term rental operator shall only use the name stated on the application for an initial or renewed certificate of registration in on line or other listings of the short-term rental unit. G. A short-term rental operator must keep accurate records of their business, including date(s) of rental, rental rates, names of customers and customers' contact information, for a period of three years, and make them available to the Town upon request consistent with applicable federal, state and local law. H. A short-term rental operator shall notify the Select Board's office of any change in the operator's primary residence within two weeks of any change. I. Renting for durations of less than 24 consecutive hours shall not be permitted. J. Commercial uses are prohibited in short-term rental units. K. Short-term rental operators shall cooperate and comply with lawful requests for information made by the Select Board's office and its agents, including from the Planning, Building, Public Health and Human Services, Police, Fire and Public Works Departments. Such requests may include requests for by-laws and other condominium documents in order to verify certification(s) submitted to the Town in connection with a short-term rental certificate of registration.