N.Y. Public Health Law § 242
* § 242. District health officers; powers and duties. 1. Each state district health officer, under the direction of the commissioner and subject to the provisions of this chapter and the sanitary code, shall act under the immediate supervision of the regional health director of the regional health area in which his district is located, as the representative of the commissioner in all matters affecting public health within his district, and shall perform such duties and exercise such powers as may be assigned to him.