Calculate Your CGT and Prepare Your Return

CG1 Helper simplifies Capital Gains Tax calculations for the Irish Revenue CG1 form, taking the pain out of what is often a slow and manual process. It brings clarity to your CGT position without the need for complex manual calculations.

Built for individuals in Ireland trading through broker platforms such as eToro, including those using copy trading or managing frequent transactions. CG1 Helper is designed to handle large volumes of trading activity and present the results in a clear, easy-to-understand format for preparing your CG1 return.

Key features

  • CGT liability calculated for the selected tax year
  • Automatic EUR conversion for all trades
  • Irish CGT rules applied
  • Bed & Breakfast rule applied
  • Irish ETF exclusion included
  • Built to handle large volumes of trading transactions
  • Losses tracked and applied across tax years
  • CGT due calculated for both payment deadlines
  • Late filing surcharges calculated
  • Clear breakdown of your CGT calculation

How it works

  1. Upload your broker statement for the selected tax year
  2. Review your CGT calculation
  3. Download your report and CG1 form

What you get

  1. A complete CGT calculation
  2. A clear, auditor-friendly Excel report
  3. A CG1 form prepared for review
  4. A clear step-by-step CG1 breakdown
  5. Carryforward tracking for future years

🔒 Your file is processed securely, and data may be stored only for a short period to generate results. We do not need or collect any personal details from you. Nothing is stored permanently.

Your capital gains, our calculations. The stress-free way to understand your CGT and complete your CG1 return.