Sections
- Subtitle A: OFFICE OF THE SECRETARY OF THE TREASURY
- Subtitle B: REGULATIONS RELATING TO MONEY AND FINANCE
- Chapter I: Monetary offices, department of the treasury
- Chapter II: Fiscal service, department of the treasury
- Chapter IV: Secret service, department of the treasury
- Chapter V: Office of foreign assets control, department of the treasury
- Chapter VI: Bureau of engraving and printing, department of the treasury
- Chapter VII: Federal law enforcement training center, department of the treasury
- Chapter VIII: Office of international investment, department of the treasury
- department of justice)
Subtitle B: REGULATIONS RELATING TO MONEY AND FINANCE
Chapter I: Monetary offices, department of the treasury
Part 100: Exchange of paper currency and coin
Subpart A: In general
31 CFR 100.3 - Lawfully held coin and currencies in general.
31 CFR 100.4 - Gold coin and gold certificates in general.
Subpart B: Exchange of mutilated paper currency
31 CFR 100.5 - Mutilated paper currency.
31 CFR 100.6 - Destroyed paper currency.
31 CFR 100.7 - Treasury's liability.
31 CFR 100.8 - Packaging of mutilated currency.
31 CFR 100.9 - Where mutilated currency should be transmitted.
Subpart C: Exchange of coin
31 CFR 100.10 - Exchange of uncurrent coins.
31 CFR 100.11 - Exchange of bent and partial coins.
31 CFR 100.12 - Exchange of fused and mixed coins.
31 CFR 100.13 - Criminal penalties.
Subpart D: Other information
31 CFR 100.16 - Exchange of paper and coin to be handled through Federal Reserve banks and branches.
31 CFR 100.17 - Location of Federal Reserve banks and branches.
31 CFR 100.18 - Counterfeit notes to be marked; “redemption” of notes wrongfully so marked.
31 CFR 100.19 - Disposition of counterfeit notes and coins.
Part 101: Mitigation of forfeiture of counterfeit gold coins
31 CFR 101.1 - Purpose and scope.
31 CFR 101.2 - Petitions for mitigation.
31 CFR 101.3 - Petitions reviewed by Assistant Secretary, Enforcement, Operations, Tariff Affairs.
31 CFR 101.4 - Extraction of gold bullion from the counterfeit coins.
31 CFR 101.5 - Payment of smelting costs.
31 CFR 101.6 - Return of the bullion.
31 CFR 101.8 - Discretion of the Secretary.
Part 103: Financial recordkeeping and reporting of currency and foreign transactions
Subpart A: Definitions
31 CFR 103.11 - Meaning of terms.
Subpart B: Reports required to be made
31 CFR 103.15 - Determination by the Secretary.
31 CFR 103.16 - Reports by insurance companies of suspicious transactions.
31 CFR 103.18 - Reports by banks of suspicious transactions.
31 CFR 103.19 - Reports by brokers or dealers in securities of suspicious transactions.

