District of Columbia Code Division II. Judiciary and Judicial Procedure § 13-503. Action against principal and sureties.

In an action against principal and sureties, an indebtedness of the plaintiff to the principal may be set off by counterclaim as if he were the sole defendant. When the indebtedness so set off exceeds the plaintiff's demand, the judgment for the excess shall be in favor of the defendant who is sued as principal.