The ISO posted on August 21, 2017, an updated version of the Business Requirement Specification for the Commitment Cost Enhancement Phase 3 project. This project is part of the spring 2018 release.
This updated version 1.9 includes several examples of detailed calculations and clarifications to some business requirements (BRQs).
Clean and redlined versions are available on the ISO Release Planning webpage at http://www.caiso.com/informed/Pages/ReleasePlanning/Default.aspx, under the 2018 releases heading .