2024 6 USC 1117 – Roles of the Department of Homeland Security and the Department of Transportation

2023 6 USC 1117 – Roles of the Department of Homeland Security and the Department of Transportation

2022 6 USC 1117 – Roles of the Department of Homeland Security and the Department of Transportation

2021 6 USC 1117 – Roles of the Department of Homeland Security and the Department of Transportation

2020 6 USC 1117 – Roles of the Department of Homeland Security and the Department of Transportation

2018 6 USC 1117 – Roles of the Department of Homeland Security and the Department of Transportation

2017 6 USC 1117 – Roles of the Department of Homeland Security and the Department of Transportation

2015 6 USC 1117 – Roles of the Department of Homeland Security and the Department of Transportation

2014 6 USC 1117 – Roles of the Department of Homeland Security and the Department of Transportation

2013 6 USC 1117 – Roles of the Department of Homeland Security and the Department of Transportation

2012 6 USC 1117 – Roles of the Department of Homeland Security and the Department of Transportation

2010 6 USC 1117 – Roles of the Department of Homeland Security and the Department of Transportation