How long will an Enquiry be on my credit report? At ClearScore, we show you your report as provided by Experian. We keep details of most enquiries for 1 year. Bear in mind that your report will only show that an inquiry was made, but will not show whether or not an application was successful. Related articles There’s an enquiry on my report that I don’t recognise, what should I do? What is an Enquiry? Can you provide me with a clearance letter? How long does information stay on my report? How do I raise a dispute?