Complex sentence: The NCCUSL is the influential legislative consortium made up of commissioners from all 50 U.S. states which propose model legislation and most notably drafted the landmark legislation Uniform Commercial Code (UCC) in conjunction with the American Law Institute.
Split into simpler sentences: The NCCUSL is the influential legislative consortium made up of commissioners from all 50 U.S. states. Most notably the NCCUSL drafted the landmark legislation Uniform Commercial Code (UCC) in conjunction with the American Law Institute.