Guernsey Tax Calculator (2026)
Income tax rates and take-home pay for Guernsey
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Guernsey Income Tax Brackets (2025)
| Bracket | Income Range | Rate |
|---|---|---|
| Income tax at 20% | £0+ | 20.0% |
Personal allowance: £14,600 (tapers above £82,500)
Employee social security contribution
| Bracket | Income Range | Rate |
|---|---|---|
| Employee social security at 7.4% (up to GBP 15,717 per month) | £0 - £188,604 | 7.4% |
Capped at £188,604 per year
Key Facts
Tax Year
2025
Currency
GBP
Top Rate
20.0%
Brackets
1 bracket
Allowance
£14,600
Social Contributions
1 item
Assumptions
- · Model assumes 'principally resident' individual liable on worldwide income.
- · Single person with no dependents; personal allowance of GBP 14,600 for 2025.
- · Allowance withdrawal at GBP 1 for every GBP 5 earned above GBP 82,500 is modeled as an income-based credit.
- · Mortgage interest relief (GBP 3,500 cap for 2025) not included; assumes representative employee without qualifying mortgage.
- · Pension contributions up to GBP 35,000 for contributions above GBP 2,500 are deductible but not modeled for a salary-comparison default.
- · Rent-a-room relief not applicable to standard employment income.
- · No income tax cap applied (GBP 160,000 election requires election; not default).
- · Flat rate tax of 20% applies to net income after allowances and deductions.
- · Social security contributions calculated on gross earnings up to monthly limit of GBP 15,717 (GBP 188,604 annualized).
- · No VAT, wealth tax, or inheritance tax in Guernsey.
- · Employer social security contributions excluded as per schema guidance.
Frequently asked questions
What is the income tax rate in Guernsey?
Guernsey has a flat income tax rate of 20% that applies to all net income after your personal allowance is deducted. This means regardless of how much you earn, you pay the same 20% rate on your taxable income, making it one of the simpler tax systems to understand.
How much is the personal allowance in Guernsey?
The personal allowance in Guernsey is GBP 14,600, which means you don't pay income tax on the first GBP 14,600 of your earnings. However, if you earn more than GBP 82,500, your allowance starts to reduce by GBP 1 for every GBP 5 you earn above that threshold.
Do I need to pay social security contributions in Guernsey?
Yes, employees in Guernsey pay social security contributions at a rate of 7.4% on gross earnings, up to a monthly limit of GBP 15,717 (approximately GBP 188,604 annually). These contributions are separate from income tax and are not tax deductible.
Is there VAT or inheritance tax in Guernsey?
No, Guernsey does not have VAT, wealth tax, or inheritance tax, which makes it attractive for many people relocating or working remotely. This simplified tax structure means you only need to focus on income tax and social security contributions.
Can I get mortgage interest relief on my taxes in Guernsey?
Yes, Guernsey allows mortgage interest relief, but it is capped at GBP 3,500 per year. You'll need to claim this relief separately when you file your tax return if you have a qualifying mortgage.
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