Versions of Texas Natural Resources Code 81.0521 - Fee for Application for Exception to Railroad Commission Rule on LawServer 2024 Texas Natural Resources Code 81.0521 – Fee for Application for Exception to Railroad Commission Rule 2023 Texas Natural Resources Code 81.0521 – Fee for Application for Exception to Railroad Commission Rule 2022 Texas Natural Resources Code 81.0521 – Fee for Application for Exception to Railroad Commission Rule 2019 Texas Natural Resources Code 81.0521 – Fee for Application for Exception to Railroad Commission Rule 2018 Texas Natural Resources Code 81.0521 – Fee for Application for Exception to Railroad Commission Rule 2016 Texas Natural Resources Code 81.0521 – Fee for Application for Exception to Railroad Commission Rule 2014 Texas Natural Resources Code 81.0521 – Fee for Application for Exception to Railroad Commission Rule 2011 Texas Natural Resources Code 81.0521 – Fee for Application for Exception to Railroad Commission Rule 2009 Texas Natural Resources Code 81.0521 – Fee for Application for Exception To Railroad Commission Rule 2008 Texas Natural Resources Code 81.0521 – Fee For Application For Exception To Railroad Commission Rule