Added at 13 Ok Reg 2769, eff 7-1-96

Amended at 14 Ok Reg 676, eff 12-24-96 (emergency)

Amended at 14 Ok Reg 1934, eff 5-27-97

Amended at 19 Ok Reg 2375, eff 7-1-02

Amended at 23 Ok Reg 1953, eff 7-1-06

Amended and renumbered to 450:18-7-123 at 24 Ok Reg 2580, eff 7-12-07