1. Except as otherwise provided in this section, if a taxicab motor carrier requires an employee or lessee to submit to a test for the presence of alcohol or a controlled substance in his or her blood, breath or urine and the employee or lessee tests positive for the presence of alcohol or a controlled substance in his or her blood, breath or urine, the taxicab motor carrier shall:
(a) Maintain a record of the results of the test;
(b) Provide to the Authority a record of the results of the test; and
(c) Release a record of the results of the test to another taxicab motor carrier upon request.
2. For the purposes of this section, a record of the results of a test administered as described in subsection 1:
(a) Must indicate only that the results of the test were positive or negative; and
(b) Must not be maintained by a taxicab motor carrier or the Authority for a period of more than 1 year.
3. The Authority may adopt regulations to carry out its duties pursuant to this section.