(a) A medical review officer shall contact personally an employee or applicant who has a positive test result and explain the results and why the results may not be accurate.

(b) The medical review officer shall provide any applicant or employee who has a positive test result with an opportunity to retest a portion of the sample at an independent laboratory at the expense of the person tested and shall consider the results of the retest. (Added 1987, No. 61, § 1, eff. Sept. 1, 1987; amended 2001, No. 92 (Adj. Sess.), § 4, eff. May 1, 2002.)