43 CFR §5451.1

1. (a)A minimum performance bond of not less than 20 percent of the total contract price shall be required for all contracts of $10,000 or more, but the amount of the bond shall not be in excess of $500,000, except when the purchaser opts to increase the minimum bond as provided in § 5451.2. A minimum performance bond of not less than $500 or 20% of the contract price, whichever is greater, will be required for all installment contracts less than $10,000. For cash sales less than $10,000, bond requirements, if any, will be at the discretion of the authorized officer. The performance bond may be:
   1. (1)Bond of a corporate surety shown on the approved list issued by the United States Treasury Department and executed on an approved standard form; or
   2. (2)Personal surety bond, executed on an approved standard form if the authorized officer determines the principals and bondsmen are capable of carrying out the terms of the contract; or
   3. (3)Cash bond; or
   4. (4)Negotiable securities of the United States.
   5. (5)Any guaranteed remittance approved by the authorized officer.