New York Consolidated Laws, Civil Practice Law and Rules - CVP  Rule 2102. Filing of papers

(a) Except where otherwise prescribed by law or order of court, papers required to be filed shall be filed with the clerk of the court in which the action is triable.  In an action or proceeding in supreme or county court and in a proceeding not brought in a court, papers required to be filed shall be filed with the clerk of the county in which the proceeding is brought.

(b) A paper filed in accordance with the rules of the chief administrator or any local rule or practice established by the court shall be deemed filed.  Where such rules or practice allow for the filing of a paper other than at the office of the clerk of the court, such paper shall be transmitted to the clerk of the court.

(c) A clerk shall not refuse to accept for filing any paper presented for that purpose except where specifically directed to do so by statute or rules promulgated by the chief administrator of the courts, or order of the court.