2024 4 CFR 28.16 – Revocation, amendment or waiver of rules

2023 4 CFR 28.16 – Revocation, amendment or waiver of rules

2022 4 CFR 28.16 – Revocation, amendment or waiver of rules

2021 4 CFR 28.16 – Revocation, amendment or waiver of rules

2020 4 CFR 28.16 – Revocation, amendment or waiver of rules

2019 4 CFR 28.16 – Revocation, amendment or waiver of rules

2016 4 CFR 28.16 – Revocation, amendment or waiver of rules

2015 4 CFR 28.16 – Revocation, amendment or waiver of rules

2014 4 CFR 28.16 – Revocation, amendment or waiver of rules

2010 4 CFR 28.16 – Revocation, amendment or waiver of rules

2009 4 CFR 28.16 – Revocation, amendment or waiver of rules