Government agencies must ensure the security of public money on deposit at depository institutions, such as a bank. A bank must pledge collateral (as detailed in Treasury’s lists of acceptable collateral) to secure these funds.
This page contains information and links to the rules governing Treasury’s Fiscal Service collateral programs, lists of acceptable collateral, and collateral margins.
You can learn more about Treasury's collateral programs from
The Federal Reserve Banks act as fiscal agent for Treasury's Fiscal Service collateral programs. Find out more at:
Lists of Acceptable Collateral and Margins Tables for Treasury's Collateral Programs
Collateral acceptability and valuation (31 CFR Part 380)
31 CFR Part 380 governs the acceptability and valuation of collateral pledged to secure deposits of public monies and other financial interests of the federal government under Treasury's Fiscal Service collateral programs.
Depositaries and Financial Agents of the Federal Government (31 CFR Part 202)
Acceptable Collateral for 31 CFR Part 202 (PDF, June 3, 2019)
31 CFR Part 202 Collateral Margins Table (PDF, March 13, 2023)
A matrix of values assigned to securities or instruments that may be pledged for the 202 Program effective March 13, 2023.
Acceptance of Bonds Secured by Government Obligations in Lieu of Bonds with Sureties (31 CFR Part 225)
Acceptable Collateral for 31 CFR Part 225 (PDF, March 26, 2018)
31 CFR Part 225 Collateral Margins Table (PDF, March 13, 2023)
A matrix of values assigned to securities that may be pledged for the 225 Program effective March 13, 2023.
Payment of Federal Taxes and the Treasury Tax and Loan (TT&L) Program (31 CFR Part 203)
Note: Treasury's TT&L Program is currently inactive.
Acceptable Collateral for the Treasury Tax and Loan (TT&L) Program (PDF, June 3, 2019)
Acceptable Collateral for the Special Direct Investment (SDI) Program
Acceptable Collateral for the Term Investment Option (TIO) Program
Acceptable Securities and Assigned Margins for Treasury's Repurchase Agreement (Repo) Program
TT&L Collateral Margins Table (PDF, March 13, 2023)
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