Search the register of data controllers
Find registration details, DPO status, and payment tiers for registered organisations.
1.4 Million+
organisations currently registered
Why organisations must register
Under the Data Protection Act 2018, organisations that process personal data must pay a fee and register with the ICO, unless they are exempt.
Check if you need to pay →How to pay the data protection fee
Find out how much you need to pay and set up a Direct Debit to save £5 automatically on your fee.
Pay your fee →Guidance and resources
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UK data protection guidance for 2026
What changed under the Data (Use and Access) Act, the new complaints duty, subject access requests, cookies and your rights.
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ICO registration, fees and exemptions
Whether you need to register, which of the three tiers applies, and who is exempt from paying the fee.
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Data Protection Officers (DPOs)
When you need to appoint a DPO and how to update their details on the register.
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Report a concern
How to report an organisation that you believe has not paid the fee or registered.