U.S. Code of Federal Regulations
Regulations most recently checked for updates: Aug 28, 2025
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All TitlesTitle 31Chapter IIPart 359Subpart B - Subpart B—Definitive Series I Savings Bonds
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Treasury discontinued the issuance of definitive Series I savings bonds through a payroll savings plan:
(a) Effective October 1, 2010, for United States government employees, and
(b) Effective January 1, 2011, for all other employees.
