31 C.F.R. § 337.7 Servicing transactions.
Title 31 - Money and Finance: Treasury
Upon implementation of the book-entry debenture system, to be announced in advance by separate public notice, any transfer or denominational exchange of certificated debentures generally will be made in book-entry form. If certificated debentures are desired, the owner should so request in writing, before the book-entry debentures are issued.
Title 31: Money and Finance: Treasury
PART 337—SUPPLEMENTAL REGULATIONS GOVERNING FEDERAL HOUSING ADMINISTRATION DEBENTURES
Subpart A—Certificated Debentures
§ 337.7 Servicing transactions.

