31 C.F.R. § 315.48 Restrictions on reissue.
Title 31 - Money and Finance: Treasury
(a) Denominational exchange. Reissue is not permitted solely to change denominations. (b) United States Treasury. Reissue may not be made to eliminate the United States Treasury as coowner or beneficiary.
Title 31: Money and Finance: Treasury
PART 315—REGULATIONS GOVERNING U.S. SAVINGS BONDS, SERIES A, B, C, D, E, F, G, H, J, AND K, AND U.S. SAVINGS NOTES
Subpart I—Reissue and Denominational Exchange
§ 315.48 Restrictions on reissue.

