We are going to install OPA 12.2.16 and as per our understanding OPA Hub is hosted over Fusion MW. If we need separate license for FMW or it is included in OPA Hub license. Oracle Policy Modeling , which is used to author the rules, is licensed per application user, for policy authors Oracle Policy Automation , which is the main server component & hub, it's licensed either by - Processor, or, - Application User (number of end users of OPA, min 500) For more details check Oracle Documentation. Fusion MW The only Prerequisites, entitled products, and restricted use licenses for Oracle Policy Automation private cloud edition products are found here: https://documentation.custhelp.com/euf/assets/devdocs/cloud19c/PolicyAutomation/en/Default.htm#Guides/Licensing_Information/Licensing_information_onprem.htm Any additional ones you will need to request license at the non-tehnical teams.