Self Assessment refunds, appeals and penalties

Please note: Self Assessment guidance from HM Revenue & Customs can be found on the GOV.UK website. We provide links to the key information below.

Claim a tax refund
How to get your money back if you've paid too much Income Tax

Disagree with a tax decision
What to do when you disagree with a tax decision - appealing against a decision, getting a review by HMRC, making an ESC A19 claim, reasonable excuses

Appeal to the Tax tribunal
Appeal to the tax tribunal - the First-tier Tribunal (Tax) - against tax decisions: how to appeal, the hearing, if you lose your case

Estimate your penalty for late Self Assessment tax returns and payments
Get an estimate of how much you'll need to pay in penalties and interest if you've missed the deadline for SA returns and payments