OK HB3127

Amends Oklahoma medical marijuana law to explicitly authorize all employers to implement and enforce written zero-tolerance drug and alcohol testing policies that prohibit marijuana use, in accordance with the Oklahoma Standards for Workplace Drug and Alcohol Testing Act

Mandates employees in safety-sensitive positions are subject to zero-tolerance drug and alcohol standards regardless of medical marijuana licensee status or any employer policy permitting impairment-based testing for non-safety-sensitive positions

Redefines "safety-sensitive position" from jobs employers "reasonably believe could affect safety" to a specific list of duties including: handling hazardous materials, operating vehicles/machinery, firefighting, utility operations, dispensing pharmaceuticals, carrying firearms, and direct patient or child care

Clarifies employers are not required to accommodate medical marijuana use, possession, or being under the influence at the workplace or while performing job duties

Effective date: November 1, 2026