• A National Crime Information Center (NCIC) National Sex Offender Registry (NSOR) check 
• A National Federal Bureau of Investigation (FBI) fingerprint criminal history check
• An Oklahoma State Bureau of Investigations (OSBI) fingerprint criminal history check
• An Oklahoma Sex Offender Registry search 
• Community Services Worker Registry
• Heinous and Shocking Abuse check
• Nontechnical Services Workers Registry check
• National Sex Offender Registry 
• Nurse Aid Registry - Nurse Aides with Abuse Annotations (state.ok.us)
• Oklahoma Department of Corrections OK Offender search (DOC)  
• Oklahoma State Courts Network (OSCN)    
  
• Oklahoma Violent Offender Registry (Mary Rippy)
• On Demand Court Records (ODCR)  
• Restricted Registry (Joshua’s List)

Additionally, if an individual has lived outside of Oklahoma during the previous 5 years, the following out-of-state checks are also required:

• A Name-based criminal history for each state the individual has lived in during the previous 5 years.
•  A Child Abuse and Neglect Information Search (CANIS) for each state the individual has lived in during the previous 5 years. 
• A Sex Offender Registry search for each state the individual has lived in during the previous 5 years.