Serving members and their partners who require higher levels of cover may take out additional life and/or critical illness cover.
Premiums are payable by direct debit and cover ceases upon retirement or attaining age 70 if sooner.
Additional voluntary cover cost per calendar month:
| Cover Type | Additional Coverage | Fee |
| Life | £50,000 | £5.00 |
| Life | £100,000 | £8.00 |
| Critical Illness | £25,000 | £9.00 |
| Critical Illness | £50,000 | £15.00 |