THE CERTIFICATION MARK, AS USED BY PERSONS AUTHORIZED BY APPLICANT, CERTIFIES THAT THE INDIVIDUAL (A) HAS COMPLETED A SPECIFIED AMOUNT OF PRACTICE IN THE CHEMICAL DEPENDENCY CARE FIELD WITHIN A SPECIFIED PERIOD (CURRENTLY, 4,000 HOURS OF PRRRENTLY, SIXTY HOURS OF COURSE WORK ARE REQUIRED); AND (C) HAS SUCCESSFULLY COMPLETED APPLICANT'S WRITTEN EXAMINATION