Exit passageway opening protectives shall be in accordance with the requirements of Section 715.
Except as permitted in Section 402.4.6, openings in exit passageways other than exterior openings shall be limited to those necessary for exit access to the exit passageway from normally occupied spaces and for egress from the exit passageway.
Where an exit enclosure is extended to an exit discharge or a public way by an exit passageway, the exit passageway shall also comply with Section 1022.2.1.
Elevators shall not open into an exit passageway.
780 CMR, 1023.5