Ala. Code § 11-9-4: Investment of Trust Funds in Warrants or Certificates of Indebtedness.

Unless otherwise directed by the court having jurisdiction thereof or by the document that is the source of authority, a trustee, executor, administrator, guardian or one acting in any other fiduciary capacity may, in addition to any other investment powers conferred by law and with the exercise of reasonable business prudence, invest trust funds in warrants and certificates of indebtedness issued under the provisions of this article.