2024 16 USC 1539 – Exceptions

2023 16 USC 1539 – Exceptions

2022 16 USC 1539 – Exceptions

2021 16 USC 1539 – Exceptions

2020 16 USC 1539 – Exceptions

2018 16 USC 1539 – Exceptions

2017 16 USC 1539 – Exceptions

2015 16 USC 1539 – Exceptions

2014 16 USC 1539 – Exceptions