Millions of UK state pensioners are projected to fall into a "stealth tax trap" starting next April, as the full new state pension amount is expected to exceed the frozen income tax threshold. The full new state pension currently stands at £12,548 annually. However, the threshold at which individuals begin paying income tax has been fixed at £12,570 and is slated to remain so until at least 2030.

The government's commitment to the state pension 'triple lock' promise, which guarantees annual increases based on wage growth, inflation, or 2.5%, whichever is highest, will inevitably cause pension payouts to surpass the basic rate tax threshold next year. This confluence of factors means that many retirees who have previously paid little to no income tax could find themselves liable for it.

While the government has indicated plans to offer some relief to affected retirees, experts caution that these measures are insufficient. Reports suggest that these proposed solutions may only benefit approximately one in 18 pensioners, leaving the majority vulnerable to the tax trap. The situation highlights a looming challenge for politicians, who are reportedly seeking to avoid a wider debate on pension taxation and thresholds.