Can I complain to a data protection authority about a violation?
How the answer differs across 6 jurisdictions
IrelandFull article Yes, you can complain to the Data Protection Commission (DPC) in Ireland if you believe your data protection rights have been breached.
SingaporeFull article The Personal Data Protection Commission (PDPC) is Singapore’s national authority responsible for administering and enforcing the Personal Data Protection Act 2012, promoting data protection awareness, and advising the government on data protection matters.
European UnionFull article You must file your GDPR complaint with the data protection authority (DPA) in the EU country where you live, work, or where the alleged violation occurred.
You should complain to the Information Commissioner’s Office (ICO), the UK’s independent data protection regulator, which has the power to investigate and take action on data protection breaches.
South KoreaFull article You can file a complaint with the Personal Information Protection Commission (PIPC) online, by mail, or in person. No fee is required, and complaints must be filed within 3 years of the violation.
JapanFull article To file a complaint with the Personal Information Protection Commission (PPC) in Japan, submit it online via the PPC’s official portal or by mail/fax using their designated form; no fee is required.
Read Full Articles
IrelandCan I complain to the Data Protection Commission?SingaporeWhat is the role of the PDPC?European UnionI want to complain about a GDPR violation. Where do I file?
UKI want to complain about a data protection breach. Where do I go?South KoreaHow do I file a complaint with the Personal Information?JapanHow to file complaint with PPC?Not legal advice. This article is general information based on publicly available sources, written for educational purposes. Laws change and individual situations vary. Consult a licensed attorney in your jurisdiction before acting on anything you read here. Last reviewed: June 2026.