2024 42 USC 8373 – Conservation in Federal facilities, contracts, and financial assistance programs

2023 42 USC 8373 – Conservation in Federal facilities, contracts, and financial assistance programs

2022 42 USC 8373 – Conservation in Federal facilities, contracts, and financial assistance programs

2021 42 USC 8373 – Conservation in Federal facilities, contracts, and financial assistance programs

2020 42 USC 8373 – Conservation in Federal facilities, contracts, and financial assistance programs

2018 42 USC 8373 – Conservation in Federal facilities, contracts, and financial assistance programs

2017 42 USC 8373 – Conservation in Federal facilities, contracts, and financial assistance programs

2015 42 USC 8373 – Conservation in Federal facilities, contracts, and financial assistance programs

2014 42 USC 8373 – Conservation in Federal facilities, contracts, and financial assistance programs