The Washington Utilities and Transportation Commission (UTC) on Wednesday adopted rules regulating community solar entities outside of the electric utilities that provide those programs.The rules require "company registration, consumer protections, records keeping and reporting," and were adopted by the commission based on SB 5939, which directed the commission to establish these rules, "similar to guidelines for other regulated industries" in Washington, Kate Griffith, UTC spokesperson told Utility Dive.Some community solar advocates have raised concerns that these rules would inhibit smaller entities from pursuing community solar projects, filing joint comments when they were proposed in August. The commission responded to the comments in its ruling, saying they did "not find the proposed rules to be unduly burdensome.