Each agency which engages in rulemaking shall:

(1) File with the Department of the State Register a description of its organization, stating the general course and method of its operations and the methods whereby the public may obtain information or make submissions or requests.

(2) Adopt rules of practice setting forth the nature and requirements of all formal and informal procedures available.

(3) Make available for public inspection all rules, preambles, responses to comments, and submissions and all other written statements of policy or interpretations formulated, adopted, or used by the agency in the discharge of its functions and publish an index of such rules, preambles, responses to comments, submissions, statements, and interpretations on a regular basis.

(4) Make available for public inspection all final orders, decisions, and opinions.

Acts 1966, No. 382,§ 2, eff. July 1, 1967. Amended by Acts 1978, No. 252,§ 1; Acts 1979, No. 578,§ 1, eff. July 18, 1979; Acts 1990, No. 1085,§ 1, eff. July 31, 1990; Acts 1993, No. 386,§ 1.