The Public Utility Commission of Texas - Recent Rule Changes http://www.puc.texas.gov/ Texas State Government - Utility Regulation - Electric and Communications web@puc.texas.gov PUC of TX 2012 http://www.puc.texas.gov/agency/rulesnlaws/subrules/electric/25.238/25.238.pdf Purchased Power Capacity Cost Recovery Factor (PCRF) - Effective Date: 06/12/13 http://www.puc.texas.gov/agency/rulesnlaws/subrules/electric/25.142/25.142.pdf Submetering for Apartments, Condominiums, and Mobile Home Parks - Effective Date: 06/10/13