Section 410.260 - continued(A) Every dwelling unit, and rooming unit shall have as many means of exit as will allow for the safe passage of all people in accordance with 780 CMR: Massachusetts State Building Code.(B) No person shall cause obstruction of any means of egress or passageway.(C) In a single unit residence, the occupant shall maintain free from obstruction all means of egress.(D) In a multi-unit residence: (1) The owner shall maintain free from obstruction every means of egress in common areas used or intended for use by occupants of more than one dwelling unit, except as provided for in 105 CMR 410.570(C)(2);(2) The owner shall ensure every means of egress is maintained at all times in a safe, operable condition. For all exterior stairways, fire escapes, egress balconies and bridges, the owner shall ensure:(a) They are maintained free of snow and ice;(b) All corrodible structural parts thereof are painted or otherwise protected against rust and corrosion;(c) All wood structural members are treated to prevent rotting and decay; and(d) All joints where these structural elements tie directly into the building's structural system are sealed to prevent water from damaging or corroding the structural elements.(3) The occupant shall maintain free from obstruction all means of egress within their dwelling unit or rooming unit.(4) The occupant is responsible for maintaining free of snow and ice, the means of egress under their exclusive use and control, provided there is a written rental agreement that clearly identifies the occupant's responsibility.Adopted by Mass Register Issue 1495, eff. 5/12/2023.Amended by Mass Register Issue 1497, eff. 5/12/2023.