28 U.S.C. § 3012 : US Code - Section 3012: Joinder of additional defendant

Search 28 U.S.C. § 3012 : US Code - Section 3012: Joinder of additional defendant

The United States or the debtor may join as an additional
defendant in an action or proceeding under this chapter any person
reasonably believed to owe money (including money owed on account
of a requirement to provide goods or services pursuant to a loan or
loan guarantee extended under Federal law) to the debtor arising
out of the transaction or occurrence giving rise to a debt.