2024 27 CFR 19.222 – Basic tax law provisions

2023 27 CFR 19.222 – Basic tax law provisions

2022 27 CFR 19.222 – Basic tax law provisions

2021 27 CFR 19.222 – Basic tax law provisions

2020 27 CFR 19.222 – Basic tax law provisions

2019 27 CFR 19.222 – Basic tax law provisions

2016 27 CFR 19.222 – Basic tax law provisions

2015 27 CFR 19.222 – Basic tax law provisions

2014 27 CFR 19.222 – Basic tax law provisions