1. In addition to his other duties provided by law, the clerk of each county commission in this state shall provide the revisor of statutes with a complete list setting forth each Missouri statute, commonly known as a local option law, which is in effect in his county by reason of its provisions having been adopted by a vote of the people of that county.

2. The original list shall be mailed by certified mail to the revisor of statutes before July 1, 1966, and thereafter the clerk of the county commission of each county shall promptly notify the revisor by certified mail upon adoption by a vote of the people of his county of the provisions of any such statute.