31 C.F.R. § 359.8 How does interest accrue on Series I savings bonds?
Title 31 - Money and Finance: Treasury
A bond accrues interest based on both a fixed rate of return and a semiannual inflation rate. A single, annual rate called the composite rate reflects the combined effects of the fixed rate and the semiannual inflation rate. For more information, see Appendix B of part 359.
Title 31: Money and Finance: Treasury
PART 359—OFFERING OF UNITED STATES SAVINGS BONDS, SERIES I
Subpart A—General Information
§ 359.8 How does interest accrue on Series I savings bonds?
