Ark. Code Ann. § 23-51-131: Common investment funds

(a) A state trust company may establish common trust funds to provide investment to itself as a fiduciary.

(b) The Bank Commissioner may adopt rules to administer and carry out this section, including but not limited to rules to establish investment and participation limitations, disclosure of fees, audit requirements, limit or expand investment authority for particular classes or categories of securities or other property, advertising, exemptions, and other requirements that may be necessary to carry out this section.