New York Consolidated Laws, Labor Law - LAB § 274. Fire-escapes erected before October first, nineteen hundred and thirteen

1. There shall be balconies on each floor of the building connected with stairways placed at an angle of not more than sixty degrees.

2. A stairway shall lead from the top floor balcony to the roof, except when the fire-escapes are erected on the front of the building.

3. A stairway not less than twenty-two inches wide shall lead from the lowest balcony to a safe landing place beneath, which stairway shall remain down permanently or swing up and down by counterbalancing weights.

4. A safe and unobstructed exit shall be provided to the street from the foot of such fire-escapes as required in subdivision nine of section two hundred and seventy-three.

5. Steps shall connect the sill of every opening leading to the fire-escapes with the floor wherever such sill is more than three feet above the floor level.

6. All openings leading to the fire-escapes shall be provided with fireproof windows or fire doors.

7. All windows opening upon the course of the fire-escape shall be fireproof windows.