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CFR > Title 31 - Money and Finance: Treasury > SUBTITLE B—Regulations Relating to Money and Finance > CHAPTER II—FISCAL SERVICE, DEPARTMENT OF THE TREASURY (parts 200 to 391) > SUBCHAPTER B—BUREAU OF THE PUBLIC DEBT (parts 306 to 391) > PART 308—GENERAL REGULATIONS GOVERNING FULL-PAID INTERIM CERTIFICATES > 308.3—Exchanges of denominations.
308.3—Exchanges of denominations.
Pending availability of definitive securities, exchanges of authorized denominations of interim certificates, from higher to lower will be permitted.