Tennessee Code Title 35. Fiduciaries and Trust Estates § 35-15-401

(1) The transfer of property to another person as trustee during the settlor's lifetime or by will or other disposition taking effect upon the settlor's death;

(2) The declaration by the owner of property that the owner holds identifiable property as trustee;

(3) The exercise of a power of appointment in favor of a trustee; or

(4) A court pursuant to its statutory or equitable powers.