(1) An applicant for renewal of certification as a CML decontamination worker or supervisor shall successfully complete a department sponsored or approved refresher training course and submit to the department at least 30 days before expiration of the current certificate:

(a) a completed application, on a form provided by the department, for certificate renewal;

(b) the fee prescribed in ARM 17.74.518; and

(c) evidence of successful completion of a department sponsored or approved refresher training course with a score of 70% or higher.

(2) If a previously certified worker applies for certification following expiration of the previous certificate, but less than two years after expiration of the previous certificate, the worker shall submit to the department:

(a) a completed application, on a form provided by the department, for certificate renewal;

(b) the fee prescribed in ARM 17.74.518; and

(c) evidence of successful completion of the most recent department sponsored or approved basic CML decontamination worker course with a score of 70% or higher.

(3) If a previously certified supervisor applies for certification following expiration of the previous certificate, but less than two years after expiration of the previous certificate, the supervisor shall submit to the department:

(a) a completed application, on a form provided by the department, for certificate renewal;

(b) the fee prescribed in ARM 17.74.518; and

(c) evidence of successful completion of the most recent department sponsored or approved basic CML decontamination supervisor course.