2024 31 USC 1537 – Services between the United States Government and the District of Columbia government

2023 31 USC 1537 – Services between the United States Government and the District of Columbia government

2022 31 USC 1537 – Services between the United States Government and the District of Columbia government

2021 31 USC 1537 – Services between the United States Government and the District of Columbia government

2020 31 USC 1537 – Services between the United States Government and the District of Columbia government

2018 31 USC 1537 – Services between the United States Government and the District of Columbia government

2017 31 USC 1537 – Services between the United States Government and the District of Columbia government

2015 31 USC 1537 – Services between the United States Government and the District of Columbia government

2014 31 USC 1537 – Services between the United States Government and the District of Columbia government

2013 31 USC 1537 – Services between the United States Government and the District of Columbia government

2012 31 USC 1537 – Services between the United States Government and the District of Columbia government

2010 31 USC 1537 – Services between the United States Government and the District of Columbia government