2024 16 USC 1009 – Joint investigations and surveys by Secretary of the Army and Secretary of Agriculture; reports to Congress

2023 16 USC 1009 – Joint investigations and surveys by Secretary of the Army and Secretary of Agriculture; reports to Congress

2022 16 USC 1009 – Joint investigations and surveys by Secretary of the Army and Secretary of Agriculture; reports to Congress

2021 16 USC 1009 – Joint investigations and surveys by Secretary of the Army and Secretary of Agriculture; reports to Congress

2020 16 USC 1009 – Joint investigations and surveys by Secretary of the Army and Secretary of Agriculture; reports to Congress

2018 16 USC 1009 – Joint investigations and surveys by Secretary of the Army and Secretary of Agriculture; reports to Congress

2017 16 USC 1009 – Joint investigations and surveys by Secretary of the Army and Secretary of Agriculture; reports to Congress

2015 16 USC 1009 – Joint investigations and surveys by Secretary of the Army and Secretary of Agriculture; reports to Congress

2014 16 USC 1009 – Joint investigations and surveys by Secretary of the Army and Secretary of Agriculture; reports to Congress