Unioncamere announces that, following the official notice from the Department of Civil Service dated May 8, 2025, regarding the passing of the component testing, the Third Party Subsidiary Solution (third-party back office component commissioned by the Department of Civil Service) has been operational since May 16, 2025.

Le Information on the Third Party Subsidiary Solution (SSET)(SSET) e and the features for joining and configuring it are availableon the following page, accessible fromthe Business and Public Administration section, under the One-Stop Shops Information System (SSU).

The dedicated channel for providing information and assistance is the SSET Support Portal,, a help desk service that offers  self-care functions for independent information searches and allows users to contact the support team by completing a dedicated form, accessible from the ""Contact Us" section.".
The User Manuals can also be downloaded from the portal.