N.Y. Debtor & Creditor Law § 120

§ 120. Who may be discharged. A person, imprisoned by virtue of an\nexecution to collect a sum of money, issued in a civil action or special\nproceeding, may be discharged from the imprisonment, as prescribed in\nthis article. A person who has been admitted to the jail liberties, is\ndeemed to be imprisoned, within the meaning of this article.\n