From your payslip add all your pension related deductions (whatever way it is set out) - main superann scheme, survivor pension, USC. Calculate what percentage this is of your gross pensionable pay on your payslip for the same period. Subtract this percentage figure from your age related percentage limit.
46k is your maximum tax allowable yearly pension contribution.
If you have an occupational pension the contributions would reduce by your employee contributions to that scheme. See post #19.
From your payslip add all your pension related deductions (whatever way it is set out) - main superann scheme, survivor pension, USC. Calculate what percentage this is of your gross pensionable pay on your payslip for the same period. Subtract this percentage figure from your age related percentage limit.