(a) Bonds issued on December 1, 2002, or earlier.
You may redeem your Series I savings bond issued on January 1, 2003, or earlier, at any time after six months from its issue date.
(b)
Bonds issued on February 1, 2003, or thereafter. You may redeem your Series I savings bond issued on February 1, 2003, or thereafter, at any time after 12 months from its issue date.
Code of Federal Regulations
[68 FR 2667, Jan. 17, 2003, as amended at 68 FR 7427, Feb. 14, 2003]