Not only is it (to some extent) found in existing law, but from May 25th this year, GDPR Article 17 would like to have a word: http://eur-lex.europa.eu/legal-co

Not only is it (to some extent) found in existing law, but from May 25th this year, GDPR Article 17 would like to have a word: http://eur-lex.europa.eu/legal-content/EN/TXT/?uri=uriserv:OJ.L_.2016.119.01.0001.01.ENG#d1e2606-1-1 http://eur-lex.europa.eu/legal-content/EN/TXT/?uri=uriserv:O... It's not just an EU thing, either - several other courts, as far away as Japan, have also imposed similar rights/obligations.