31 C.F.R. § 355.9 What should I do if I recover a check reported as lost, stolen, destroyed, or not received?
Title 31 - Money and Finance: Treasury
If you recover the original check you must notify us in writing. If we have not yet issued a replacement check, we will remove the stop payment order against the original check. If we have already issued a replacement check, you must return the original check to us.
Title 31: Money and Finance: Treasury
PART 355—REGULATIONS GOVERNING FISCAL AGENCY CHECKS
§ 355.9 What should I do if I recover a check reported as lost, stolen, destroyed, or not received?