Question to the HM Treasury:

To ask the Chancellor of the Exchequer, how many pre-April 2016 state pensioners have been issued with simple assessment tax demands in each of the last three tax years.

Revenue estimates from, and individuals impacted by frozen thresholds are set out by the Office for Budget Responsibility in Table A of their November 2025 Economic and fiscal outlook, and Table 3.19 of the detailed forecast table of receipts:

Office for Budget Responsibility – Economic and fiscal outlook – November 2025

Office for Budget Responsibility - Economic and fiscal outlook detailed forecast tables: receipts

Those whose sole income is the basic or full new State Pension without any increments will not pay any income tax in 2026/27.