Limitation On Adverse Action

Mont. Code Ann. § 39-2-210, under General Obligations of Employers.

Mont. Code Ann. § 39-2-210

Except as provided in 16-12-108, no adverse action, including followup testing, may be taken by the employer if the employee presents a reasonable explanation or medical opinion indicating that the original test results were not caused by illegal use of controlled substances or by alcohol consumption. If the employee presents a reasonable explanation or medical opinion, the test results must be removed from the employee's record and destroyed.