The EDPS quick-guide to necessity and proportionality

Processing of personal data - be it collection, storage, use or disclosure - constitutes a limitation on the right to the protection of personal data and must comply with EU law. This requires ensuring that it is both necessary and proportional.

The 8 steps outlined in "The EDPS quick-guide to necessity and proportionality" will help you assess the compatibility of measures impacting the  fundamental rights to privacy and to the protection of personal data with the EU Charter of Fundamental Rights.