Privacy Policy
Bond numbers and user-selected NS&I ZIP files are processed in your browser by the checker. The site has no holder’s-number field and does not collect email addresses through an account system. Cloudflare may process ordinary request and device data for hosting and security. No analytics, advertising, affiliate or social-tracking script is included in this build.
Information processed only in your browser
- User-selected ZIP files and their parsed index.
- Bond numbers entered into the local checker.
- Return-tracker entries and calculator inputs.
Browser storage
Checker imports remain in memory unless you explicitly choose local persistence. Return-tracker data is saved only after you opt in. You can delete it from the tool.
Hosting and technical logs
The site runs on Cloudflare Pages. It does not build user-level application logs. Cloudflare may process IP address, device and browser metadata, and request data for security, abuse protection, and content delivery, in accordance with Cloudflare’s applicable privacy and data processing terms. Sensitive tool inputs are not intentionally added to URLs or analytics payloads.
Analytics and cookies
No analytics script is included in this build. No advertising, affiliate or social tracking script is included. The site does not set tracking cookies.
Sharing and sale
We do not sell bond numbers, tracker entries or imported files. External links open services governed by their own privacy terms.
Your rights and contact
For the purposes of UK data protection law, Wayne Bruz, operating Premium Bond Checker, is the controller. Contact support@checkpremiumbonds.co.uk for privacy-related requests including access, deletion and complaints. This policy is effective 9 August 2026.
Method and limitations
Method and limitations: This page summarises the official routes and sources listed below. Requirements, rates and timescales can change. It is general information, not financial, legal, tax or probate advice.