2023 West Virginia Code 21-3D-4 – Minimum certification requirements

2022 West Virginia Code 21-3D-4 – Minimum certification requirements

2021 West Virginia Code 21-3D-4 – Minimum certification requirements

2019 West Virginia Code 21-3D-4 – Minimum certification requirements

2018 West Virginia Code 21-3D-4 – Minimum certification requirements

2016 West Virginia Code 21-3D-4 – Minimum certification requirements

2015 West Virginia Code 21-3D-4 – Minimum certification requirements

2014 West Virginia Code 21-3D-4 – Minimum certification requirements

2010 West Virginia Code 21-3D-4 – Minimum certification requirements