31 C.F.R. § 359.47 How is payment made for purchases of book-entry Series I savings bonds?
Title 31 - Money and Finance: Treasury
You may only purchase book-entry Series I savings bonds online through your New Treasury Direct account. You may pay for your securities through a debit to your designated account at a United States depository financial institution, or by applying the redemption proceeds of a certificate of indebtedness held in your New Treasury Direct account. [69 FR 50308, Aug. 16, 2004]
Title 31: Money and Finance: Treasury
PART 359—OFFERING OF UNITED STATES SAVINGS BONDS, SERIES I
Subpart C—Book-Entry Series I Savings Bonds
§ 359.47 How is payment made for purchases of book-entry Series I savings bonds?