UK Pension and other state benefits 05 - State Pension lump sum
If you received a one off lump sum payment during 6 April 2020 to 5 April 2021 from the Department for Work and Pensions (DWP), because you chose to put off or delay claiming your State Pension for at least 12 consecutive months and chose to receive during the 6 April 2020 to 5 April 2021 tax year, a one-off lump sum payment from the DWP, please enter the payment before it was taxed, the gross amount.
Note: Only enter an amount in this field if your pension was paid as a lump sum. Do not include any State Pension you have already entered in a previous box.