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 16 Ok Reg 1523, eff 7-1-99

Amended at 18 Ok Reg 2183, eff 7-1-01

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

Amended at 22 Ok Reg 2109, eff 7-1-05

Amended and renumbered to 450:18-13-1 at 23 Ok Reg 1953, eff 7-1-06