TaxFlip for Accountants

Cut your HMRC penalty appeal time from 60 minutes to 5.

Built for UK ICAEW & ACCA practices. Generate professional, FA1970-cited HMRC penalty appeal letters for your clients — single appeals or bulk CSV — in the tone of a Chartered Tax Adviser.

Start 14-day free trialBook a 15-min demo

What it pays back

Time per appeal letter
5 min
vs. 30-60 min hand-drafted
Average letters / month / firm
20-100
self-assessment season multiplies this
Hours saved / month
15-50 hrs
at £75/hr blended = £1,125 - £3,750

Simple per-firm pricing

Solo
£49/mo
  • Up to 3 partners
  • 50 appeals / month
  • Email support
Practice Most popular
£99/mo
  • Up to 15 partners
  • 250 appeals / month
  • Bulk CSV upload
  • Priority support
Firm
£199/mo
  • Unlimited partners
  • Unlimited appeals
  • Audit log export (ICAEW)
  • Dedicated account manager

Every appeal letter includes

  • Practitioner-voice draft on your firm letterhead
  • Reference to FA1970 / TMA1970 / Sch 55 & 56 FA2009 sections relevant to the penalty type
  • Perrin v HMRC [2018] UKUT 156 four-limb reasonable-excuse analysis
  • Strength rating (HIGH / MEDIUM / LOW) with reasoning
  • Recommended attachments list
  • Editable — review & tweak before download
  • Audit log entry per appeal (ICAEW client-care compliant)