2024 26 CFR 48.4221-6 – Tax-free sales of articles to nonprofit educational organizations

2023 26 CFR 48.4221-6 – Tax-free sales of articles to nonprofit educational organizations

2022 26 CFR 48.4221-6 – Tax-free sales of articles to nonprofit educational organizations

2021 26 CFR 48.4221-6 – Tax-free sales of articles to nonprofit educational organizations

2020 26 CFR 48.4221-6 – Tax-free sales of articles to nonprofit educational organizations

2019 26 CFR 48.4221-6 – Tax-free sales of articles to nonprofit educational organizations

2016 26 CFR 48.4221-6 – Tax-free sales of articles to nonprofit educational organizations

2015 26 CFR 48.4221-6 – Tax-free sales of articles to nonprofit educational organizations

2014 26 CFR 48.4221-6 – Tax-free sales of articles to nonprofit educational organizations

2010 26 CFR 48.4221-6 – Tax-free sales of articles to nonprofit educational organizations

2009 26 CFR 48.4221-6 – Tax-free sales of articles to nonprofit educational organizations