HMRC Begins Issuing £100 Penalty Fines for Late UK Tax Returns Sunday, February 1, 2026 hmrc taxreturns fines deadline paymentplans customerservice taxscams makingtaxdigital penalties uktaxes Starting Sunday, HM Revenue and Customs (HMRC) will begin issuing £100 fines to UK households that have missed the January 31 deadline for submitting their tax returns. The tax authority has repeatedly urged taxpayers and … Read More