N.Y.C. Admin. Code § BC U102: Section BC U102: Definitions

U102.1 Definitions.

The following words and terms shall, for the purposes of this appendix, have the meanings shown herein:

ANCILLARY DWELLING UNIT (ADU). Where permitted by New York City Zoning Resolution, the dwelling unit additional to a one- or two- family dwelling, providing permanent provisions for both sanitation and kitchen facilities, occupied or arranged to be occupied by not more than one family maintaining a common household.

MANUFACTURED HOME. Shall mean a manufactured home, as such term in defined in Section 202, and factory manufactured home, as such term is defined in Section 372 of the New York State Executive Law.

PRIMARY DWELLING. The one- or two- family dwelling to which the ADU is ancillary.

(L.L. 2024/127, 12/18/2024, eff. 6/16/2025)