Cassa Edile Roma is a mobile app developed by Cassa Edile Roma and Provincia for construction workers in Rome and the surrounding areas. The app allows users to register with their tax code and access their personal information. Users can view the withholding taxes applied by Cassa Edile and download the CU model issued by the organization to submit to their tax advisor or accountant for tax declaration purposes.

To register, users need to have their tax code and have previously provided their mobile phone number to Cassa Edile Roma and Provincia. The app provides a convenient way for construction workers to access important financial information and documents related to their employment. It is available for Android devices and is free to use.