N.Y. Lien Law § 82
Every debt specified in section eighty shall cease to be a lien upon such vessel unless the lienor shall, within ninety days after the debt becomes due, except as hereinafter provided, file a notice of lien, containing the name of the vessel, the name of the owner, if known, the particulars of the debt and a statement of the amount claimed to be due from such vessel, and verified by the lienor, his legal representative, agent or assignee, to be true and correct. If the debt is based upon a written contract, a copy of such contract shall be attached to such notice. The notice shall be filed in the office of the clerk of the county in which the debt is contracted. But if the debt was contracted in the city of New York, such notice shall be filed in the office of the clerk of the county of New York. Whenever any debt specified in section eighty is contracted by the master, owner, charterer, builder or consignee of any ship or vessel navigating the western and northwestern lakes, or any of them, or the river Saint Lawrence, or by the agent of such master, owner, charterer, builder or consignee, such debt shall not cease to be a lien upon such ship or vessel if the person to whom such debt may be owing shall, by the first Tuesday of February next succeeding the time such debt becomes due cause to be drawn up, verified and filed, specifications of such debt in the form and comprising the statements in this section prescribed.
N.Y. Lien Law § 82