31 CFR § 353.57
When a certifying officer may not certify
July 31, 2023
§ 353.57 When a certifying officer may not certify.
Certifying officers may not certify the requests for payment of bonds, or appropriate Fiscal Service transaction forms if, in their own right or in a representative capacity, they—
(a) Have an interest in the bonds, or
(b) Will, by virtue of the requests being certified, acquire an interest in the bonds.