2023 Texas Natural Resources Code 85.001 – Definitions

2022 Texas Natural Resources Code 85.001 – Definitions

2019 Texas Natural Resources Code 85.001 – Definitions

2018 Texas Natural Resources Code 85.001 – Definitions

2016 Texas Natural Resources Code 85.001 – Definitions

2014 Texas Natural Resources Code 85.001 – Definitions

2011 Texas Natural Resources Code 85.001 – Definitions

2009 Texas Natural Resources Code 85.001 – Definitions

2008 Texas Natural Resources Code 85.001 – Definitions