Submitted by Bill Fernie
7th September 2026
John Healey did not announce a tax rise in his speech yesterday. He did something potentially more significant in that he explained why the Government needs to raise money.
The Chancellor's warning about Britain's debt-interest bill was stark. The Government is spending around £1 in every £10 on servicing its debt, Healey said, describing debt interest as effectively the second-largest department of state, larger than Defence, the Home Office and Justice put together.
That is not simply an accounting statistic. It is a warning about the shrinking room for manoeuvre available to the Government. Every extra pound required to service Britain's accumulated debt is a pound that cannot be spent on public services, defence, investment or the priorities of Prime Minister Andy Burnham's government.
And this is where the October Budget becomes so important.
Healey's first Budget as Chancellor is due on 28 October, at a time when higher borrowing costs have already put pressure on the Government's fiscal headroom. He was repeatedly asked yesterday whether taxes would rise. He declined to say.
That refusal is significant.
The Government remains constrained by its political commitment not to raise the headline rates of income tax, VAT, corporation tax or National Insurance contributions. But those commitments do not prevent the Chancellor from raising taxes elsewhere. Indeed, if Healey really does need to find several billion pounds to restore his fiscal cushion, the areas left open to him become increasingly obvious.
The most obvious target is capital gains tax.
The argument for raising CGT is almost irresistible from a Treasury perspective. Income from employment can face marginal rates of 40 or 45 per cent, while capital gains are currently taxed at 18 or 24 per cent for most individuals. The question practically writes itself: why should someone who earns money from working be taxed substantially more heavily than someone who makes money from selling an asset?
There are perfectly respectable economic arguments against simply equalising the two systems. Capital gains are different from earnings, and increasing CGT can encourage people to postpone selling assets. The Treasury therefore cannot assume that a theoretical increase in the rate will translate pound-for-pound into additional revenue.
But that does not make CGT safe. Far from it.
The Chancellor could increase the rates without going all the way to full income-tax equalisation. He could tighten Business Asset Disposal Relief, change the treatment of gains on death, restrict particular exemptions or alter the boundary between capital and income. Tax advisers are already warning that some capital transactions could be reclassified and taxed as income without the Government ever announcing a spectacular increase in the headline CGT rate.
That may be the more sophisticated route.
Instead of announcing that capital gains tax is being doubled, Healey could quietly dismantle some of the advantages that make capital income attractive. The political message would be that this is about closing loopholes and making the tax system fairer rather than imposing a new tax on investment.
Dividends are another obvious pressure point.
Dividend taxation has already increased this year, with the ordinary rate rising to 10.75 per cent and the higher rate to 35.75 per cent.
That makes another increase politically easier to contemplate. The Treasury has already established the principle that investment income should bear a greater share of the tax burden.
A further increase would also fit neatly with the Government's wider argument. It would not be increasing the tax rate on somebody's wages. It would be increasing the tax on income derived from ownership.
That distinction could become the defining feature of Healey's Budget.
The same logic applies to inheritance tax. There is already a substantial programme of changes coming into force, including the inclusion of most unused pension funds and pension death benefits within the inheritance-tax regime from April 2027.
Further restrictions on agricultural and business reliefs, trusts or other arrangements could therefore raise additional money without touching income-tax rates.
Property provides another large reservoir of potential revenue. The Government has already introduced plans for an additional charge on residential properties worth £2 million or more from April 2028.
It would not require a great leap of imagination to see further pressure placed on high-value property, whether through council tax, stamp duty or other forms of property taxation.
Taken individually, none of these measures would necessarily transform the public finances. Together, however, they could represent a very significant shift.
And there is another tax increase that does not even need to be announced.
Fiscal drag.
If income-tax thresholds remain frozen while wages and prices rise, more people automatically enter the tax system or move into higher tax bands. The Government can therefore maintain, perfectly accurately, that it has not increased the headline rate of income tax while collecting substantially more income tax every year. Existing plans already keep the personal allowance and higher-rate threshold frozen for years to come.
This is why the Budget could be much more significant than the phrase "no income-tax rise" suggests.
The Government may not need a single dramatic tax announcement. It can raise the tax burden through a combination of frozen thresholds, higher taxation of capital gains and dividends, tighter inheritance-tax reliefs and greater taxation of property and wealth.
In effect, it can tax wealth without ever introducing a wealth tax.
That may be the political sweet spot.
A formal annual wealth tax would be controversial, complicated and potentially disruptive. It would require the valuation of assets that do not produce an annual income and could encourage some wealthy taxpayers to change their behaviour or leave the country. There is no confirmed proposal for such a tax at present.
But Healey does not need one.
He can achieve much of the same objective incrementally, by taxing the returns from wealth, the transfer of wealth and the realisation of wealth.
There is, however, a danger in assuming that tax increases alone can solve the Chancellor's problem.
Healey's speech was also an argument for fiscal discipline and economic growth. He is trying to square an extraordinarily difficult circle: the Government wants to spend more on defence and public services, wants to invest for growth, wants to maintain fiscal credibility and faces a debt-interest bill that is already consuming an enormous amount of public money.
That means October is unlikely to be simply a tax-raising Budget. Spending restraint will almost certainly have to form part of the equation.
But Healey's speech has changed the context in which the Budget should be read.
He is preparing the public for the proposition that Britain cannot afford to ignore the cost of its debt. He is also refusing to give away the tax measures that will accompany that warning.
That combination should make taxpayers nervous.
Because if the Chancellor really is determined to avoid increasing income tax, VAT, corporation tax and National Insurance, the money has to come from somewhere else.
And there are only so many places left to look.
The most likely answer is not a spectacular new wealth tax. It is something much more politically subtle: a Budget that steadily increases the taxation of capital, investment income, property and inherited wealth while allowing fiscal drag to collect more from ordinary earnings.
The Chancellor can then stand at the despatch box and say that he has kept his promises.
The tax burden can still rise.
Healey has told us why he needs the money. He has told us very clearly that debt is consuming too much of it. What he has not told us is who will pay for the difference.
That answer comes on 28 October 2026.