Versions of 31 CFR Part 353 - Regulations Governing Definitive United States Savings Bonds, Series Ee and Hh on LawServer 2024 31 CFR Part 353 – Regulations Governing Definitive United States Savings Bonds, Series Ee and Hh 2023 31 CFR PART 353 – REGULATIONS GOVERNING DEFINITIVE UNITED STATES SAVINGS BONDS, SERIES EE AND HH 2022 31 CFR Part 353 – Regulations Governing Definitive United States Savings Bonds, Series EE and HH 2021 31 CFR Part 353 – Regulations Governing Definitive United States Savings Bonds, Series EE and HH 2020 31 CFR Part 353 – Regulations Governing Definitive United States Savings Bonds, Series Ee and Hh