Do I Have to Notify HMRC of Savings Interest? The 2026 UK Guide
Most UK savers do not need to notify HMRC of savings interest manually, as banks report this unearned income automatically. However, you MUST notify HMRC via a Self-Assessment tax return (SA100) if your interest exceeds £10,000, you have foreign savings, or you lack a PAYE tax code for automatic adjustments. However, while automation is the…