31 C.F.R. § 363.142 Can I redeem my certificate of indebtedness for cash?
Title 31 - Money and Finance: Treasury
You can redeem part or all of the value of your certificate of indebtedness at any time, with one exception: if you purchased all or a portion of your certificate of indebtedness through a debit using the ACH method, you may not schedule a redemption from your certificate of indebtedness within five business days after the date of the debit entry. [70 FR 57444, Sept. 30, 2005]
Title 31: Money and Finance: Treasury
PART 363—REGULATIONS GOVERNING SECURITIES HELD IN TREASURYDIRECT
Subpart D—Certificate of Indebtedness
§ 363.142 Can I redeem my certificate of indebtedness for cash?