Both Article 2, Sales and Article 9, Secured Transactions are under revision. The process of coordination is underway, but there is still much work to do. The following materials identify the major issues at the intersections and some tentative solutions. All references are to the 1990 Official Text of the Uniform Commercial Code unless otherwise stated. When stated, references are to the October, 1995 Draft of Article 2 and the July, 1995 Draft of Article 9.
Speidel, Richard E. "The Intersections of Articles 2 and 9: Recommendations for Clarification and Revisions." James J. White, co-author. In The Emerged and Emerging New Uniform Commercial Code: ALI-ABA Course of Study Materials, 365-81. 1995.