N.Y. Real Prop. Acts. Law § 15

§ 15. Title through noncitizen. The right, title or interest in or to\nreal property in this state now held or hereafter acquired by any person\nentitled to hold the same can not be questioned or impeached by reason\nof the noncitizen status of any person through whom such title may have\nbeen derived. Nothing in this section affects or impairs the right of\nany heir, devisee, mortgagee, or creditor by judgment or otherwise.\n