N.Y. Const. art. XVIII, § 8: Excess condemnation

§ 8. Any agency of the state or any city, town, village, or public

corporation, which is empowered by law to take private property by

eminent domain for any of the public purposes specified in section one

of this article, may be empowered by the legislature to take property

necessary for any such purpose but in excess of that required for public

use after such purpose shall have been accomplished; and to improve and

utilize such excess, wholly or partly for any other public purpose, or

to lease or sell such excess with restrictions to preserve and protect

such improvement or improvements.