Versions of Texas Natural Resources Code > Title 4 > Chapter 131 > Subchapter H - Discharges on LawServer
2014 Texas Natural Resources Code > Title 4 > Chapter 131 > Subchapter H – Discharges
2011 Texas Natural Resources Code > Title 4 > Chapter 131 > Subchapter H – Discharges
2009 Texas Natural Resources Code > Title 4 > Chapter 131 > Subchapter H – Discharges
2008 Texas Codes > Natural Resources Code > Title 4 > Chapter 131 > Subchapter H – Discharges