UK state pension increase fuels debate over triple lock sustainability

In April 2026 the UK state pension rose by 4.8%, the latest uplift under the government’s ‘triple lock’ rule, which guarantees the highest of 2.5 % inflation, average earnings growth, or price inflation. Recent years saw a 10.1 % increase in 2023 and an 8.5 % rise in 2024, prompting policy analysts to label the mechanism “a terribly designed policy” that drives costs beyond projections.

Think‑tank economists at the Resolution Foundation argue for replacing the triple lock with a smoothed earnings‑linked uplift, calling it “far more generous” than the rises applied to working‑age benefits. They note that the worker‑to‑pensioner ratio is projected to fall from roughly six to 2.3 by 2050, raising long‑term funding concerns. In response, financial advisers recommend supplementing the state pension with private retirement savings such as ISAs or SIPPs to ensure adequate income in retirement.