A passing score on the examination shall be 90%. All examinations shall be retained at the board office for a period of 3 years and destroyed thereafter.

Source. #1887, eff 12-14-81; ss by #2294, eff 2-1-83; ss by #2892, eff 10-26-84; ss by #5024, eff 12-4-90; ss by #6450, INTERIM, eff 2-8-97, EXPIRES: 6-8-97; ss by #6481, eff 3-29-97; ss by #7418, eff 12-21-00; ss by #7710, eff 6-21-02; ss by #9464-B, eff 4-23-09 (from Vet 303.03), EXPIRED: 4-23-17 New. #12842, INTERIM, eff 8-1-19, EXPIRED: 1-28-20 New. #13567, eff 12-19-22