Late Tax Return Filing
Expert completion and submission of overdue Self Assessment returns across the UK. Specialist handling of complex situations including rental income, multiple employments, property disposals, and contractor arrangements.
We file overdue Self Assessment returns, appeal HMRC penalties, and clear multiple year backlogs. Get your returns filed and penalties minimised wherever you are in the UK.

We handle every aspect of overdue tax returns and HMRC penalty resolution, from one missed deadline to years of unfiled returns.
Expert completion and submission of overdue Self Assessment returns across the UK. Specialist handling of complex situations including rental income, multiple employments, property disposals, and contractor arrangements.
Professional appeals against HMRC late filing and payment penalties. We prepare reasonable excuse claims and negotiate penalty reductions for taxpayers across the UK.
Comprehensive handling of several years' worth of unfiled Self Assessment returns. Specialist service for people with accumulated filing obligations, coordinated to minimise total penalties and maximise available reliefs.
Professional negotiation of affordable payment plans with HMRC for individuals and businesses unable to pay tax liabilities in full. Time to Pay arrangement specialists across the UK.
Accurate calculation of unpaid tax, interest, and penalties for UK residents. Comprehensive analysis of historic tax liabilities, identifying both amounts owed and any available reliefs that reduce the total.
A short form covering your late returns, whether it's missed Self Assessment deadlines, multiple years outstanding, or an HMRC penalty you want to challenge. We assess your situation and urgency.
We come back within 48 hours with a fixed written quote based on how many years are outstanding and how complex your income is. No obligation to proceed.
Once you accept, we begin work immediately on filing overdue returns, submitting reasonable excuse claims, and negotiating payment plans with HMRC to minimise financial impact.
Tidy Money Ltd
Fellow of the Association of Chartered Certified Accountants (ACCA)
Accountancy services on this site are provided by Tidy Money Ltd, a cloud-first ACCA-regulated practice whose clients include sole traders, contractors, freelancers and landlords. Every engagement starts with a fixed written quote, and you can verify the practice before you get in touch.
Tell us about your overdue returns through the short form and we come back within 48 hours with a fixed written quote, with no obligation to proceed. Once you accept, we gather your records, prepare the outstanding returns, and file them with HMRC as your authorised agent, handling penalty appeals and payment plans where needed.
Yes. The work is carried out by a regulated accountancy practice that is HMRC registered and carries professional indemnity insurance. Late Self Assessment returns, penalty appeals, and multiple year backlogs are the core of what we do, not an occasional sideline.
Every engagement starts with a fixed written quote based on how many years are outstanding and how complex your income is. The price we quote is the price you pay, nothing starts until you accept it, and there are no hidden charges for penalty appeals or extra years.
We support clients in every major city and region, working remotely nationwide through secure cloud software.