IRIS Personal Tax review
A practice-focused system for UK Self Assessment preparation, planning and submission.
Reviewed by iTechGuides Editors · Editorial team · Updated Nov 2026
IRIS Personal Tax is UK tax accounting software for practices managing individual client returns. It supports the creation, calculation and submission of UK Self Assessment tax returns, including supplementary pages. Practices can handle employment, income, benefits and tax information imported from HMRC, as well as client and tax data brought in through CSV files. The product covers self-employment, investment income and rental income, and can be deployed through cloud or desktop environments. It is intended for small, mid-market and enterprise practices managing tax work for clients.
Its strongest fit is the breadth of UK tax workflows in one practice-oriented module. IRIS Personal Tax supports Making Tax Digital workflows for Income Tax Self Assessment, calculates Foreign Tax Credit Relief and Capital Gains Tax, and provides real-time tax-planning scenarios through IRIS Elements SmartTax. AI-powered anomaly detection is included for tax-return review. These capabilities make it suitable for practices handling returns that extend beyond straightforward income cases, particularly where supplementary pages, foreign tax or gains require attention.
The wider IRIS ecosystem is another important consideration. The product connects with IRIS Business Tax, IRIS Trust Tax, IRIS Accounts Production, IRIS Practice Management, IRIS OpenSpace, IRIS P11D, IRIS Time and Fees, and IRIS Company Secretarial. It can operate as a standalone module or within the broader IRIS Accountancy Suite. According to the vendor's pricing model, purchasing requires contacting IRIS, and there is no free plan. Practices seeking integrated tax operations should shortlist it; individuals looking for direct consumer filing software should choose a different type of product.
Questions about IRIS Personal Tax
What does IRIS Personal Tax run on? Web. It runs in the cloud and as a desktop app.
What does IRIS Personal Tax integrate with? 9 integrations, including IRIS Business Tax, IRIS Trust Tax, IRIS Accounts Production, IRIS Practice Management and IRIS OpenSpace.
Who is IRIS Personal Tax built for? Small businesses, mid-market companies and enterprises (our editorial estimate).
IRIS Personal Tax pros and cons
- Where it wins
- Imports client and tax data from HMRC and CSV files
- Supports supplementary pages, MTD, foreign tax relief and CGT
- Connects with IRIS Accountancy Suite and OpenSpace
- Where it doesn't
- Pricing requires contacting IRIS
- There is no free plan
- Designed for practices, not direct consumer tax filing
IRIS Personal Tax fact sheet, pricing and score →
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