Fiscal drag is a type of “stealth tax” that can significantly increase the amount of tax you pay without you realising. Governments achieve this by keeping tax thresholds frozen or increasing them more slowly than inflation and wage growth, meaning more of your earnings are pulled into the taxable range.
It’s a tactic used to boost tax revenue without facing public backlash for increasing headline tax rates.
Fortunately, state governments in Jersey and Guernsey make consistent efforts to increase tax thresholds, but the policies aren’t without their flaws, and fiscal drag could still affect you.
This article will examine the effects of fiscal drag on Channel Islands residents, as well as financial planning strategies that can help mitigate the damage.
Fiscal drag occurs when increases to the cost of living and wages push more of your earnings into the taxable range
Fiscal drag describes a situation where increases to Income Tax thresholds don’t keep pace with inflation or wage growth.
This occurs most commonly when Income Tax bands remain fixed, or if thresholds increase but by an amount insufficient to reflect the true rise in wages and the cost of living.
As a result, more of your earnings can be dragged into the taxable range, even though very little would have changed in your personal circumstances.
Personal Allowance tax thresholds increased in Jersey – critics say by not enough
In the Jersey 2026 Budget, the government announced and has since implemented an almost 2.7% increase to the standard personal tax exemption threshold, increasing the limit from £20,700 to £21,250.
Jersey has long operated a statutory policy of increasing thresholds by the lower of the June Retail Prices Index (RPI) or average earnings. This year, it increased in line with RPI.
While this may sound fair on paper, critics argue that average real incomes have not increased since the beginning of the century because the thresholds aren’t rising fast enough.
According to Policy Centre Jersey, between 2020 and 2024, real-terms earnings decreased by 3.3%. This is because increasing tax thresholds in line with RPI and wage growth, rather than real wage growth (earnings adjusted for inflation), causes a subtle form of fiscal drag.
There is also uncertainty about how tax thresholds will change in the future.
The 2026 election saw Lyndon Farnham remain as Jersey’s chief minister. As reported by vote.je, he has pledged “a strong commitment to practical measures to ease that [cost of living] pressure, including keeping taxes and duties stable”. We are still in the early stages of the new government, and he has not yet specified how this will be achieved or where fiscal drag fits into the equation.
Guernsey also increased its Personal Income Tax Allowance, but the £85,000 taper mechanism remains a barrier for higher earners
In the Guernsey 2026 Budget, the government increased the Personal Income Tax Allowance by £600 to £15,200, the BBC reports. This 4.1% increase was agreed by the States of Deliberation to increase tax thresholds in line with inflation.
Guernsey also benefits from various Income Tax-free allowances. For example, the Budget saw the child allowance rise to £9,800, further increasing the tax relief available to families.
The Policy and Resource Committee has also created a 2026 Tax Reform Package to close Guernsey’s public funding gaps. Among its various proposals is a £600 increase to the Personal Income Tax Allowance, bringing the limit to £15,800.
Income between this tax band and £28,000 would also be taxed at a reduced rate of 15% rather than 20%.
The package will be debated by Guernsey’s politicians later in the year, so it is not certain that these measures will be passed.
Despite these allowances and proposed changes – most designed to aid lower- to middle-income earners – higher earners are more likely to be affected by fiscal drag due to the government’s £85,000 taper mechanism.
This stipulates that those who earn more than £85,000 will lose £1 of Personal Allowance for every £5 of income that exceeds the threshold. Note that the 2026 Budget did increase this limit by £2,500 from £82,500, but if you’re a higher earner, this rule could significantly affect the tax you pay as your income rises.
Increasing your pension contributions can help you mitigate a large Income Tax bill
The Channel Islands’ policies towards Income Tax thresholds are more lenient than those of other governments. But that does not mean fiscal drag isn’t a problem.
There are measures you can take to reduce the impact of fiscal drag on your finances, such as increasing your pension contributions.
As payments benefit from Income Tax relief, increasing your pension contributions can effectively reduce your taxable income and the amount of Income Tax you pay overall, although the level of tax relief available will depend on your individual circumstances and the relevant limits.
This is particularly useful if you are affected by Guernsey’s £85,000 taper threshold. You can increase pension contributions to bring your overall income back under this threshold and retain full access to the Personal Allowance, while saving more in a tax-efficient pension.
However, it’s important that you don’t increase your contributions so much that you diminish your current standard of living.
Additionally, you will not be able to access funds in your pension until you turn 50. Therefore, if you are likely to need the wealth before then, this strategy might not be suitable.
Get in touch
Knowing how to strike the right balance between your short-term goals and long-term needs can be difficult. But your Rossborough Financial contact is here to empower you with the tools, knowledge, and guidance so that you can find your equilibrium.
Learn more about how we help you beat fiscal drag by emailing us at enquiries@rfsl.co.uk to book an appointment with your adviser today. Alternatively, call 01534 502000 in Jersey or 01481 747940 in Guernsey to set up a meeting.
Please note
This article is for general information only and does not constitute advice. The information is aimed at individuals only.
All information is correct at the time of writing and is subject to change in the future.
Please do not act based on anything you might read in this article. All contents are based on our understanding of current legislation, which is subject to change.
A pension is a long-term investment not normally accessible until 50. The fund value may fluctuate and can go down, which would have an impact on the level of pension benefits available. Past performance is not a reliable indicator of future performance.
The tax implications of pension withdrawals will be based on your individual circumstances. Thresholds, percentage rates, and tax legislation may change.
The tax implications of pension withdrawals will be based on your individual circumstances. Thresholds, percentage rates, and tax legislation may change in subsequent Finance Acts.
Rossborough Financial Services Limited is regulated by the Jersey Financial Services Commission under the Financial Services (Jersey) Law 1998 and licensed by the Guernsey Financial Services Commission.