N.Y.C. Admin. Code § 21-191: § 21-191 Language assistance services.

a. The agency and all agency contractors shall provide free language assistance services as required by this chapter to limited English proficient individuals.

b. When a limited English proficient individual seeks or receives benefits or services from an agency office or agency contractor, the agency office or agency contractor shall provide prompt language assistance services in all interactions with that individual, whether the interaction is by telephone or in person. The agency office or agency contractor shall meet its obligation to provide prompt language assistance services for purposes of this subdivision by ensuring that limited English proficient individuals do not have to wait unreasonably longer to receive assistance than individuals who do not require language assistance services.

c. Where an application or form requires completion in English by a limited English proficient individual for submission to a state or federal authority, the agency or agency contractor shall provide oral translation of such application or form as well as certification by the limited English proficient individual that the form was translated and completed by an interpreter.

d. The agency shall make all reasonable efforts to provide language assistance services in person by bilingual personnel.