2024 30 USC 1311 – Establishment of university coal research laboratories

2023 30 USC 1311 – Establishment of university coal research laboratories

2022 30 USC 1311 – Establishment of university coal research laboratories

2021 30 USC 1311 – Establishment of university coal research laboratories

2020 30 USC 1311 – Establishment of university coal research laboratories

2018 30 USC 1311 – Establishment of university coal research laboratories

2017 30 USC 1311 – Establishment of university coal research laboratories

2015 30 USC 1311 – Establishment of university coal research laboratories

2014 30 USC 1311 – Establishment of university coal research laboratories