Volume I, Part 4, Chapter 7000

Form 1133 is a document sent to a payee or claimant to complete when forgery of a U.S. Treasury check is alleged. FS Form 3858—Claims Document—A FS Form 3858 is a package sent to a payee or DO that contains a requested check image or a claims package when forgery of a U.S. Treasury check is alleged. ................
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