N.Y. Debtor & Creditor Law § 280: Supplementary provisions

§ 280. Supplementary provisions. Unless displaced by the provisions of

this article, the principles of law and equity, including the law

merchant and the law relating to principal and agent, estoppel, laches,

fraud, misrepresentation, duress, coercion, mistake, insolvency, or

other validating or invalidating cause, supplement its provisions.