Get your statutory report from each agency
Request the free statutory report from Equifax, Experian and TransUnion. Include all addresses from the last six years so nothing is missed.
Register to vote at your current address
Experian says electoral roll information helps lenders confirm your name and address, and that registration details should appear on your report within 30 days.
Check links and addresses
Look for financial associations with people you no longer share finances with and ask the agency for a disassociation where a joint account has closed.
Dispute errors in writing
Contact the agency and the lender that reported the entry, keep copies, and escalate to the ICO if an obvious inaccuracy is not corrected.