2024 36 CFR 251.15 – Conditions, rules and regulations to govern exercise of mineral rights reserved in conveyances to the United States

2023 36 CFR 251.15 – Conditions, rules and regulations to govern exercise of mineral rights reserved in conveyances to the United States

2022 36 CFR 251.15 – Conditions, rules and regulations to govern exercise of mineral rights reserved in conveyances to the United States

2021 36 CFR 251.15 – Conditions, rules and regulations to govern exercise of mineral rights reserved in conveyances to the United States

2020 36 CFR 251.15 – Conditions, rules and regulations to govern exercise of mineral rights reserved in conveyances to the United States

2019 36 CFR 251.15 – Conditions, rules and regulations to govern exercise of mineral rights reserved in conveyances to the United States

2016 36 CFR 251.15 – Conditions, rules and regulations to govern exercise of mineral rights reserved in conveyances to the United States

2015 36 CFR 251.15 – Conditions, rules and regulations to govern exercise of mineral rights reserved in conveyances to the United States

2014 36 CFR 251.15 – Conditions, rules and regulations to govern exercise of mineral rights reserved in conveyances to the United States

2010 36 CFR 251.15 – Conditions, rules and regulations to govern exercise of mineral rights reserved in conveyances to the United States

2009 36 CFR 251.15 – Conditions, rules and regulations to govern exercise of mineral rights reserved in conveyances to the United States