2023 West Virginia Code 11-13A-5 – Oil and gas operating unit

2022 West Virginia Code 11-13A-5 – Oil and gas operating unit

2021 West Virginia Code 11-13A-5 – Oil and gas operating unit

2019 West Virginia Code 11-13A-5 – Oil and gas operating unit

2018 West Virginia Code 11-13A-5 – Oil and gas operating unit

2016 West Virginia Code 11-13A-5 – Oil and gas operating unit

2015 West Virginia Code 11-13A-5 – Oil and gas operating unit

2014 West Virginia Code 11-13A-5 – Oil and gas operating unit

2014 West Virginia Code 11-13A-5 – Oil and gas operating unit

2010 West Virginia Code 11-13A-5 – Oil and gas operating unit