Frozen UK tax thresholds push 1 million pensioners into higher bands

The number of Britons past state pension age paying higher or additional-rate income tax has doubled to more than 1 million in five years, a freedom-of-information request shows, as thresholds frozen since 2021 pull retirement incomes deeper into the tax net. The personal allowance has sat at £12,570 and the higher-rate threshold at £50,270 since 2021, with the allowance taper starting at £100,000 and the additional-rate trigger at £125,140 — all locked until roughly 2031.

"The trend will accelerate because we are getting into the denser part of the population distribution," said Sir Steve Webb, a former pensions minister and partner at consultancy Lane Clark & Peacock, whose freedom-of-information request uncovered the figures.

The squeeze compounds over time. Under conservative assumptions of 3.5 percent annual inflation, a retiree drawing an inflation-proofed £25,000 a year would see their tax bill rise 45 percent to £3,620 over a decade purely from frozen thresholds. A prosperous pensioner starting on £100,000 a year with inflation running at 4.5 percent would see their bill double to more than £42,000 by year 10, as the personal allowance dwindles to zero, tax-free cash is exhausted and additional-rate tax applies — leaving HM Revenue & Customs with more than a quarter of gross income.

Next April, pensioners are expected to face income tax on the new state pension for the first time, a milestone critics say amounts to the government clawing back with one hand what it gives with the other. The exposure is not confined to the wealthy: fiscal drag has become a stealth tax on middling incomes, and retirees are especially vulnerable because their income is largely fixed while thresholds stay static.

Planning levers that limit the drag

Tactical planning can keep taxable income below the trigger points. For working couples where one partner earns more, the higher earner can pay into the lower earner's defined-contribution pension from taxed income, letting the pair use both personal allowances and lower-rate bands in retirement. "The higher earner can bear the brunt of spending so the lower earner can build up their pot," said Keri Carter of financial planning firm Wren Sterling. Maximising both partners' individual savings accounts each year is a variation on the same theme.

Once retired, the timing of tax-free withdrawals matters. Isas and the 25 percent tax-free cash component of DC pensions can be drawn down tactically to keep taxable income below higher-rate bands. "You can play with the timing of tax-free withdrawals to ensure your taxable income in any year does not go into higher rate bands," said Tomm Adams of Blick Rothenberg. A new pension pot can also shelter income or a lump sum even when an older one is in full drawdown — useful for salting away part of a redundancy payment that would otherwise incur income tax.

Retirees should also watch for overcharging. HMRC typically taxes the first pension payment on an emergency code, though it compensates via later payments; a faster reclaim is available on application. Those reducing work in stages should appeal provisional tax charges based on higher prior-year earnings.

The countervailing risk is over-engineering. Obsessing over tax can distort behaviour — chasing capital gains from growth stocks, taxed at lower rates than dividends, just as the market turns against them. But with thresholds frozen for the best part of a decade, forethought is no longer optional. Fiscal drag has moved from a wonk's footnote to a fixture of retirement planning, and the numbers argue for treating it as such.

This article is for informational purposes only and does not constitute investment advice. Tax thresholds and rules cited reflect the position as of publication; readers should verify against the latest official announcements from HM Revenue & Customs.