Important Notice: We are currently receiving an above-average number of requests, which may result in longer processing times. We will do our best to process your case as quickly as possible and will notify you in writing once we have reviewed it.
When you contact us to submit a complaint we request personal information, so that we can respond to it and provide our dispute resolution services. We’ll use the information you supply to allow us to deal with your complaint. Data thus collected will be temporarily kept and deleted after a while. We comply with data protection rules.
Detailed information can be obtained here
Or by post using the complaint form