Pursuant to the Federal Clean Air Act (CAA or Act), the Environmental Protection Agency (EPA) is approving revisions to the Texas State Implementation Plan (SIP) Emissions Banking and Trading Programs submitted on July 15, 2002; December 22, 2008; April 6, 2010; May 14, 2013; and August 14, 2015. Specifically, we are approving revisions to the Texas Emission Credit, Mass Emissions Cap and Trade, Discrete Emission Credit, and Highly Reactive Volatile Organic Compound Emissions Cap and Trade Programs such that the Texas SIP will include the current state program regulations promulgated and implemented in Texas. We are also approving compliance flexibility provisions for stationary sources using the Texas Emission Reduction Plan submitted on July 15, 2002; May 30, 2007; and July 10, 2015.