CELEX:62020CA0175: Case C-175/20: Judgment of the Court (Fifth Chamber) of 24 February 2022 (request for a preliminary ruling from the Administratīvā apgabaltiesa — Latvia) — ‘SS’ SIA v Valsts ieņēmumu dienests (Reference for a preliminary ruling — Protection of natural persons with regard to the processing of personal data — Regulation (EU) 2016/679 — Article 2 — Scope — Article 4 — Concept of ‘processing’ — Article 5 — Principles relating to processing — Purpose limitation — Data minimisation — Article 6 — Lawfulness of processing — Processing necessary for the performance of a task carried out in the public interest by the controller — Processing necessary for compliance with a legal obligation to which the controller is subject — Article 23 — Limitations — Processing of data for tax purposes — Request for the disclosure of information relating to vehicle sale advertisements placed online — Proportionality)