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OTC Application Assistance Information


For assistance with login issues Please contact the OMES Service Desk at (405) 521-2444. This service desk handles multiple issues for the state of Oklahoma. Therefore they will need information on the application you need assistance with. Please inform the service desk representative you need assistance with a Tax Commission application and the name of that application.

For techincal issues, If an issue with the functionality of the application occurs making it difficult or unusable contact us at webfile@tax.ok.gov

This site provides public search features. Users can search for company and well information. Use the navigation menu to locate the infomration needed. Users don't need an account to search information.

Users will need an account to file 320 forms. To obtain an account register here: Register Account names are unique so be creative as you cannot duplicate an existing account name. Email addresses must be current and accurate to retrieve login information in the future.