# The Social Security Revaluation of Earnings Factors Order 1980, Schedule


Tax Year
Increase
1978–79
35.6 per cent.
1979–80
19.7 per cent.

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Source: https://www.legislation.gov.uk/uksi/1980/728/schedule (the official version)
Page: https://openlegislation.uk/social-security-revaluation-of-earnings-factors-order-1980/schedule
Contains public sector information licensed under the Open Government Licence v3.0. Source: legislation.gov.uk, The National Archives.