Your benefits are adjusted each year in line with the consumer price index (CPI). CPI is adjusted each year by the office of national statistics. The rate is confirmed by the treasury each April.
The confirmed rate which will be applied from April 2022: 3.1 per cent
This increase will be applied to all types of pensions including pensions in payment, benefits you have on hold and pensions currently being accrued by active members. If you have received your pension for less than 12 months you will receive a proportional adjustment. The amendment was made from 11 April (when the tax year started) so the first months full amendment is applied from May.