{
 "id": "hmrc_late_payment_interest",
 "name": "HMRC late payment and repayment interest rates",
 "category": "tax",
 "value": "Late payment 7.75% \u00b7 repayment 2.75%",
 "unit": "per year",
 "valid_from": "2026-01-09",
 "valid_to": null,
 "source_url": "https://www.gov.uk/government/publications/rates-and-allowances-hmrc-interest-rates-for-late-and-early-payments/rates-and-allowances-hmrc-interest-rates",
 "source_org": "HMRC",
 "confidence": "verified",
 "checked_at": "2026-08-12",
 "notes": "Late payment = Bank base rate + 4%; repayment = base \u2212 1% (floor 0.5%). Changes automatically ~13 working days after any base-rate move.",
 "history": [
  "8.00% / 3.00% from 2025-08-27",
  "8.25% / 3.25% from 2025-05-28"
 ]
}