This article gives you full steps on How do I access my Ros. This article gives you full steps on How do I access my Ros. If you had No certificates loaded in this browser Click “Manage My Certificates” to load a certificate from the certificate backup file .
Manage My Certificates If you have not yet retrieved your ROS certificate, please complete the ROS registration process:
How do I access my Ros
Revenue Online Service (ROS) enables you to view your own, or your client’s, current position with Revenue for various taxes and levies, file tax returns and forms, and make payments for these taxes online in a variety of ways.

Individuals registered for PAYE or LPT only should use myAccount
Income Tax – You can meet the pay and file deadlines by filing your Income Tax Form 11 now and using a ROS Debit Instruction to set a future payment date