2024 28 CFR 811.1 – Purpose and scope; relation to District of Columbia regulations

2023 28 CFR 811.1 – Purpose and scope; relation to District of Columbia regulations

2022 28 CFR 811.1 – Purpose and scope; relation to District of Columbia regulations

2021 28 CFR 811.1 – Purpose and scope; relation to District of Columbia regulations

2020 28 CFR 811.1 – Purpose and scope; relation to District of Columbia regulations

2019 28 CFR 811.1 – Purpose and scope; relation to District of Columbia regulations

2016 28 CFR 811.1 – Purpose and scope; relation to District of Columbia regulations

2015 28 CFR 811.1 – Purpose and scope; relation to District of Columbia regulations

2014 28 CFR 811.1 – Purpose and scope; relation to District of Columbia regulations

2010 28 CFR 811.1 – Purpose and scope; relation to District of Columbia regulations

2009 28 CFR 811.1 – Purpose and scope; relation to District of Columbia regulations