Exploring equitable subrogation and its independence from UCC requirements: This article addresses a bank‘s challenge claiming the UCC supplants equitable subrogation rights. Backed by case law and UCC §1-103, it confirms that subrogation arises by equity, not contract, ensuring sureties’ priority over security interests without UCC filings. Learn how federal and state courts affirm these principles and the limitations of UCC Title 9 in such contexts.