2024 42 USC 8451 – National coal policy study

2023 42 USC 8451 – National coal policy study

2022 42 USC 8451 – National coal policy study

2021 42 USC 8451 – National coal policy study

2020 42 USC 8451 – National coal policy study

2018 42 USC 8451 – National coal policy study

2017 42 USC 8451 – National coal policy study

2015 42 USC 8451 – National coal policy study

2014 42 USC 8451 – National coal policy study