Upgrading a Katso Sub-ID to a Katso Account
Use this window to strengthen a Sub-ID to become a Katso ID. After the process is complete, your personal identity number will be associated with the Katso User ID, and you will be able to use the ID for multiple purposes. The authorizations that the Katso Sub-ID have included so far will be associated with the strengthened Katso ID.
Katso Sub-ID upgrade to a Katso ID should follow the following sequence:
Katso User ID consists of three parts:
You must use your User ID, fixed Password and List of One-Time Passwords when you sign into e-services and the Katso service itself.
User's guide includes and illustration of Upgrading a Sub-ID (pdf). To complete the 6th and 7th stage you must have a printer, or you can print your List of One-Time Passwords to a file. For more instructions on print-to-file, see user's guide (https://yritys.tunnistus.fi).