Upon implementation of the book-entry debenture system, to be announced in advance by separate public notice, all new debentures will be issued only in book-entry form in the exact amount payable to the owner. Once issued in book-entry form, a debenture may not be converted to certificated form.
source: 59 FR 42162, Aug. 17, 1994, unless otherwise noted.
cite as: 31 CFR 337.11