New york constitution
Article X: corporations
Section 5

Neither the state nor any political subdivision thereof shall at any time be liable for the payment of any obligations issued by such a public corporation heretofore or hereafter created, nor may the legislature accept, authorize acceptance of or impose such liability upon the state or any political subdivision thereof; but the state or a political subdivision thereof may, if authorized by the legislature, acquire the properties of any such corporation and pay the indebtedness thereof.