Regulations last checked for updates: Nov 22, 2024

Title 31 - Money and Finance: Treasury last revised: Nov 18, 2024
§ 359.16 - When does interest accrue on Series I savings bonds?

(a) Interest, if any, accrues on the first day of each month; that is, we add the interest earned on a bond during any given month to its value at the beginning of the following month.

(b) The accrued interest compounds semiannually.

source: 67 FR 64278, Oct. 17, 2002, unless otherwise noted.
cite as: 31 CFR 359.16