31 C.F.R. § 351.4 In what form are Series EE savings bonds issued?
Title 31 - Money and Finance: Treasury
Series EE savings bonds are issued in either book-entry or definitive form.
Title 31: Money and Finance: Treasury
PART 351—OFFERING OF UNITED STATES SAVINGS BONDS, SERIES EE
Subpart A—General Information
§ 351.4 In what form are Series EE savings bonds issued?