(1) The Arkansas Real Estate Commission is hereby authorized and empowered, subject to the following restrictions and limitations, to establish a program authorizing and permitting the collection of interest on real estate brokers' trust accounts and the disbursement of the interest by the depository institutions involved to an Arkansas nonprofit corporation for use for such tax-exempt purposes as are hereinafter set forth.
(2) Participation in the program shall be completely voluntary with each broker rather than mandatory.