All real property acquired for the purposes of the county district shall be acquired in the name of the county. Real property acquired in the name of the county shall be assessed for the purposes of taxation at the value thereof exclusive of improvements erected or installed by or on behalf of such county district, but in no case at less than the assessed valuation at the time of acquisition by the county. Except as provided above, such real property shall be valued on an equitable basis with other comparable real property in the district.
New York Legal Code