Changes made by Pensions Increase (Federated Superannuation System for Universities) 1980
S.I. 1980/1869
Made to Pensions Increase (Federated Superannuation System for Universities) 1972
2 changes. All changes made by Pensions Increase (Federated Superannuation System for Universities) 1980
From legislation.gov.uk's record of changes, the official one: see it there.