As used in the professional services sunshine act:
(a) (1) "Professional services" means services performed under a contract with a state agency by any:
(A) Certified public accountant;
(B) attorney; or
(C) consultant.
(2) "Professional services" shall not include the services of persons who assist in the preparation of expert testimony for litigation or who act as expert witnesses in litigation.
(b) "Consultant" means an individual or firm providing contractual services in the form of professional or technical advice or opinions.