N.Y. County Law § 280-j

§ 280-j. Recording and filing of determination. The clerk of the\ngoverning body shall within ten days cause a certified copy of the order\nof the governing body establishing the district to be recorded in the\noffice of the clerk of the county and when so recorded such order shall\nbe presumptive evidence of the regularity of the proceedings for the\nestablishment of the district and of all other action taken by the\ngoverning body in relation thereto.\n