N.Y. STF Law § 153

§ 153. Sale in parcels. On any such foreclosure, if any person having\ntitle to a part of the mortgaged premises, by conveyance from or through\nthe mortgagor, delivers to the comptroller an affidavit stating that he\nhas such title, and describing with certainty such part, the comptroller\non the sale under such foreclosure shall cause to be first sold that\npart of the mortgaged premises not specified in the affidavit. If the\npart so sold does not produce enough to satisfy the amount so unpaid and\ncosts and expenses he shall immediately cause such part or parts of the\npremises as have been conveyed by the mortgagor and described in any\nsuch affidavit, to be sold, and if more than one part of such premises\nhas been so conveyed, and an affidavit made as herein required, the\ncomptroller shall cause such parts to be sold in the inverse order of\nthe dates of such conveyances, if it is necessary to sell them,\ncommencing with the part last conveyed by the mortgagor, and such sale\nshall cease when the proceeds of the sale are sufficient to satisfy the\namount so unpaid and such costs and expenses.\n