N.Y. Comp. Codes R. & Regs. Tit. 12 § 21.5 - Working from safe surfaces or cleaning from the inside

(a) Working position. In using this method for cleaning from the inside the cleaner shall work from a position on the floor or other interior surface or on an interior sill which is not more than six feet above a floor or stair landing or more than three feet above a stair run.

(b) Working surface. In using this method for cleaning from the outside the cleaner shall work from a position on the ground level or on a roof, balcony or other structural part of the building which is capable of sustaining the weight of the cleaner and his equipment. The surface on which the cleaner works shall not be pitched more than one inch in 12 inches. It shall either extend six feet or more about the working position or be provided with a firm railing or parapet at least 32 inches high.

(c) Cleaning from inside. When cleaning from the inside the cleaner shall not place or extend more of his body than one arm beyond the window sash.

(d) Objects on working surface. The cleaner shall work from the safe surface and not from any unstable object placed thereon. This does not apply to authorized working from ladders and does not prohibit the use of firm and level working platforms.

(e) Slippery surface. The cleaner shall not work from a surface on which there is snow, ice or other slippery substance.

Notes

N.Y. Comp. Codes R. & Regs. Tit. 12 § 21.5