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Drugs, Alcohol and Smoking: Oklahoma

Drugs, Alcohol and Smoking requirements for other states

Federal law and guidance on this subject should be reviewed together with this section.

Author: Brightmine Editorial Team


  • Oklahoma employers may implement a substance abuse policy prohibiting the use or possession of drugs and alcohol in the workplace. See Drugs and Alcohol.
  • Oklahoma permits the use of medical marijuana by registered users. See Medical Marijuana.
  • Employers may implement and enforce policies that prohibit the use, sale, possession, distribution, purchase and cultivation of drugs and alcohol in the workplace. See Drug and Alcohol Policies.
  • Employers that choose to conduct drug or alcohol testing must follow the requirements of the state's Standards for Workplace Drug and Alcohol Testing Act. See Drug and Alcohol Testing.
  • The Smoking in Public Places and Indoor Workplaces Act prohibits smoking, including the smoking or vaping of marijuana, in indoor workplaces. See Smoking.
  • An employer must post a sign or decal where smoking is prohibited. See Postings.
  • Employers are not required to have a smoking policy, but may implement one that prohibits smoking in the workplace. See Smoking Policies.
  • Localities including Ada and Shawnee have requirements pertaining to smoking. See Local Requirements.