[Code of Federal Regulations] [Title 31, Volume 2] [Revised as of July 1, 2005] From the U.S. Government Printing Office via GPO Access [CITE: 31CFR337.7] [Page 248] TITLE 31--MONEY AND FINANCE: TREASURY CHAPTER II--FISCAL SERVICE, DEPARTMENT OF THE TREASURY PART 337_SUPPLEMENTAL REGULATIONS GOVERNING FEDERAL HOUSING ADMINISTRATION DEBENTURES--Table of Contents Subpart A_Certificated Debentures Sec. 337.7 Servicing transactions. 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.