Tarrant Regional has filed its brief on the merits. When I find an online copy, I will post a link here. In the meantime, read this article in the Journal Record for details: http://journalrecord.com/2013/02/20/tarrant-files-brief-with-high-court-law/
The money quote: Sen. Jerry Ellis: “Texas needs to spend their money, instead of on lawyers and lobbyists, on desalinization plans and enforcing conservation.”