Code of Federal Regulations Title 31. Money and Finance–Treasury § 31.353.45 General

(a) Reissue of a bond may be made only under the conditions specified in these regulations, and only at:

(b) Reissue will not be made if the request is received less than one full calendar month before the final maturity date of a bond. The request, however, will be effective to establish ownership as though the requested reissue had been made. We reserve the right to reissue savings bonds in book-entry form only.  See § 353.48(a).