Practical information on how to correct SPC data In the how-to-guide herein included, the UPC informs users on the current workflow regarding corrections of supplementary protection certificates’ (SPC) data. Please note we are working on optimizing this workflow. The Court will communicate on such improvement in due course In the how-to-guide herein included, the UPC informs users on the current workflow regarding corrections of supplementary protection certificates’ (SPC) data.Please note we are working on optimizing this workflow. The Court will communicate on such improvement in due course Laden EN PDF