Getting Started

Welcome to the One Common Portal!

By using this portal, you will be able to register and maintain your business entity(ies) under the Registry of Companies and Business Names and manage your tax obligations that were previously under the System for Tax Administration and Revenue Services (STARS) with ease.

If you are new to the One Common Portal (OCP) and would like to access the services available please create an account.

If you already have an OCP account, simply login.

For further guidance in creating an OCP User account, please refer to our guide here.


  • All registered companies and business names under the previous systems listed below are required to create a new account under OCP.
    • eRegistry (with prefix RCxxxxxx / RFCxxxxxx or Pxxxxxx) and/or
    • (with prefix RC2000xxxx or P2000xxxx)
  • Company’s tax history and other information can also be viewed here in OCP.