Results can vary based on your circumstances and the inputs provided. Always verify important figures using official GOV.UK services or a qualified UK tax professional.
What this estimate includes
- Income Tax and Class 1 National Insurance (NI) estimates based on the inputs you provide.
- Common PAYE-style assumptions where applicable.
What it may not include
- Scottish or Welsh Income Tax differences where relevant to your situation.
- Student Loan repayments and other deductions not captured by your inputs.
- Benefit-in-Kind (BIK), complex pension or salary sacrifice arrangements, and employer-specific schemes.
- Other income sources, reliefs, or expenses that require Self Assessment.
Data and privacy (overview)
- Anonymous use can run without an account; some tools may store inputs in your browser to improve usability.
- If you choose to save results to an account, financial fields are stored in encrypted form.
- For anonymised trend analysis, we may record salary bands rather than precise values.
How to verify
- Cross-check your figures with GOV.UK tools and published guidance.
- If you are unsure, seek advice from a qualified UK tax accountant.