Section 4120 - Vital statistics; registration districts; establishment1. Except as otherwise provided in this article, each city, incorporated village and town in the state shall constitute a separate primary registration district, except that the commissioner may designate any county, except those comprising the city of New York, as a primary registration district with the approval of the board of supervisors of such county.2. To facilitate registration, the commissioner may:(a) with the approval of the legislative body of the county in which each affected district is located, combine two or more primary registration districts into a single primary registration district; or,(b) divide one primary registration district into two or more primary registration districts; or,(c) establish any state hospital, charitable or penal institution as a primary registration district.3. Whenever a county or part-county primary registration district has been established or two or more primary registration districts have been combined, the records of birth and death and all papers pertaining to such records in the possession of the original primary registration district or districts shall be transferred as directed by the commissioner.N.Y. Pub. Health Law § 4120