2024 33 USC 1521 – Negotiations with Canada and Mexico; report to Congress

2023 33 USC 1521 – Negotiations with Canada and Mexico; report to Congress

2022 33 USC 1521 – Negotiations with Canada and Mexico; report to Congress

2021 33 USC 1521 – Negotiations with Canada and Mexico; report to Congress

2020 33 USC 1521 – Negotiations with Canada and Mexico; report to Congress

2018 33 USC 1521 – Negotiations with Canada and Mexico; report to Congress

2017 33 USC 1521 – Negotiations with Canada and Mexico; report to Congress

2015 33 USC 1521 – Negotiations with Canada and Mexico; report to Congress

2014 33 USC 1521 – Negotiations with Canada and Mexico; report to Congress