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Title 31

Displaying title 31, up to date as of 9/08/2026. Title 31 was last amended 8/26/2026.
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Title 31Money and Finance: TreasuryPart / Section
Subtitle BRegulations Relating to Money and Finance51 – 1099
Chapter IIFiscal Service, Department of the Treasury200 – 399
Subchapter ABureau of the Fiscal Service200 – 399
Part 363Regulations Governing Securities Held in TreasuryDirect363.0 – 363.252
Subpart AGeneral363.0 – 363.6
§ 363.0What is the TreasuryDirect ® system?
§ 363.1What Treasury securities are covered by these regulations?
§ 363.2What agency administers TreasuryDirect ®?
§ 363.3 [Reserved]
§ 363.4How is TreasuryDirect® different from the Legacy Treasury Direct® system and the commercial book-entry system?
§ 363.5How do I contact Fiscal Service?
§ 363.6What special terms do I need to know to understand this part?
Subpart BGeneral Provisions Governing Securities Held in TreasuryDirect363.7 – 363.49
Subpart CBook-Entry Savings Bonds Purchased Through TreasuryDirect363.50 – 363.129
Subpart DZero-Percent Certificate of Indebtedness363.130 – 363.152
Subpart EConversion of a Definitive Savings Bond363.160 – 363.199
Subpart FMarketable Treasury Securities363.200 – 363.249
Subpart G [Reserved]
Subpart HMiscellaneous363.250 – 363.252
§ 363.250May Fiscal Service waive these regulations?
§ 363.251Can I be required to provide additional evidence to support a transaction?
§ 363.252May Fiscal Service amend or supplement these regulations?