N.C. Gen. Stat. § 23-46

It shall be unlawful for any individual, corporation, or firm or other association of persons, to solicit of any creditor any claim of such creditor in order that such individual, corporation, firm or association may represent such creditor or present or vote such claim, in any bankruptcy or insolvency proceeding, or in any action or proceeding for or growing out of the appointment of a receiver, or in any matter involving an assignment for the benefit of creditors.