N.Y.C. Admin. Code § EBC 906: Section EBC 906: Accessibility

906.1 General.

Within the work area, a building, facility or element that is altered shall comply with Chapter 11 of the New York City Building Code, this section and Sections 306 and 806 of this code.

Exception: Where the commissioner grants a waiver from certain requirements of Chapter 11 of the New York City Building Code pursuant to Section 306 of this code.

906.1.1 Applicability of Chapter 11 of the New York City Building Code to the entire building.

Where a building is undergoing a Level 2 alteration, the entire building shall comply with the provisions of Chapter 11 of the New York City Building Code as if hereafter erected.

Exception:

In a building of Occupancy Group R-2, where the dwelling or sleeping units included in the work area exceed more than 50 percent of the dwelling or sleeping units in the building and are under a single ownership, all common use facilities serving those dwelling or sleeping units shall comply with the requirements of

Chapter 11

of the

New York City Building Code

.