March 11, 2011 Mr. Daniel L. Geyser Asst. Solicitor General Office of the Attorney General of Texas P.O. Box 12548 (MC 059) Austin, TX 78711-2548 Ms. Marisa Perales Lowerre Frederick Perales Allmon & Rockwell Rio Grande, Suite 200 Austin, TX 78701 Mr. David B. Gross Gross & Nelson 12400 Hwy 71 West, Suite 350-230 Austin, TX 78738 RE: Case Number: 08-0497 Court of Appeals Number: 03-07-00025-CV Trial Court Number: D-1-GN-06-001303 Style: RAILROAD COMMISSION OF TEXAS AND PIONEER EXPLORATION, LTD. v. TEXAS CITIZENS FOR A SAFE FUTURE AND CLEAN WATER AND JAMES G. POPP Dear Counsel: Today the Supreme Court of Texas issued opinions in the above- referenced cause. You may obtain a copy of the opinion at: http://www.supreme.courts.state.tx.us/historical/recent.asp. If you would like the opinion by email, please contact Claudia Jenks at [email protected] or call (512)463-1312 ext. 41367.

Sincerely, [pic]

Blake A. Hawthorne, Clerk

by Claudia Jenks, Chief Deputy Clerk

Enclosure |cc:|Mr. Jeffrey D. Kyle | | |Ms. Amalia | | |Rodriguez-Mendoza | | |Ms. Karen L. Watkins | | |Mr. Mark A Mayfield | | |Mr. Patrick Joseph | | |Pearsall | | |Mr. Edmond R. McCarthy | | |Jr. | | |Mr. Gabriel Enrique Lopez|