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Oklahoma State Licensing Requirements for septic tank services

License Title: Oklahoma Department of Environmental Quality Environmental Complaints & Local Services

Trade/Profession: Septic Tank

Licensing Agency: https://www.deq.ok.gov/environmental-complaints-division/on-site-sewage/

Online search page: https://www.deq.ok.gov/environmental-complaints-division/on-site-sewage/certified-installers/

Agency phone: 405-702-6100

The license information presented here is based on Angi's own ongoing research, and may be incomplete or outdated. License regulations are complex, and requirements can vary both state-by-state and based on project scope. We encourage you to check with the regulatory agencies in your area for their most up-to-date information and to confirm if licensing is required for your specific project.