Versions of 44 CFR 333.53 - Letters and memoranda of understanding on LawServer 2024 44 CFR 333.53 – Letters and memoranda of understanding 2023 44 CFR 333.53 – Letters and memoranda of understanding 2022 44 CFR 333.53 – Letters and memoranda of understanding 2021 44 CFR 333.53 – Letters and memoranda of understanding 2020 44 CFR 333.53 – Letters and memoranda of understanding