N.Y. RPP Law § 333-A

§ 333-a. Same; maps to be filed. No conveyance of real property or\nother document relating to real property, executed on or after July\nfirst, nineteen hundred thirty-one, which contains a recital of or a\nreference to a map made on or after that date or which has thereunto\nattached such a map, shall be received for record or recorded by such\nrecording officer unless and until a duplicate of such map, prepared in\nthe same manner as prescribed for the preparation of maps in section\nthree hundred and thirty-four of this chapter, shall be filed in the\noffice of such recording officer and no map, attached to any conveyance\nor other document relating to real property, shall exceed the standard\nlegal cap size, except that in the county of Putnam the size shall be\nnot less than twenty by twenty inches and not more than thirty-six by\nforty-eight inches in size and that in the counties of Westchester and\nDutchess the size shall not be more than thirty-six by forty-eight\ninches. This section shall not apply to the counties of New York, Kings,\nQueens, Nassau, Suffolk, Bronx, Onondaga, Erie, Monroe or Richmond.\n Notwithstanding any of the provisions of this section a conveyance of\nreal property or other document relating to real property shall not be\ninvalid or void for failure to file therewith any map referred to in\nsuch conveyance or document.\n