# The Social Security Revaluation of Earnings Factors Order 2023, Schedule: Percentage increase of earnings factors for specified tax years


Tax year
Percentage increase
1978-1979
1029.5
1979-1980
897.0
1980-1981
732.9
1981-1982
597.6
1982-1983
533.6
1983-1984
488.3
1984-1985
444.7
1985-1986
411.0
1986-1987
369.2
1987-1988
336.9
1988-1989
301.9
1989-1990
262.7
1990-1991
238.1
1991-1992
207.0
1992-1993
188.3
1993-1994
174.6
1994-1995
166.3
1995-1996
155.1
1996-1997
148.1
1997-1998
136.3
1998-1999
125.9
1999-2000
116.8
2000-2001
104.0
2001-2002
96.1
2002-2003
88.0
2003-2004
81.5
2004-2005
74.9
2005-2006
68.0
2006-2007
62.5
2007-2008
56.1
2008-2009
49.8
2009-2010
45.3
2010-2011
43.5
2011-2012
40.3
2012-2013
37.8
2013-2014
35.4
2014-2015
34.2
2015-2016
32.2
2016-2017
29.6
2017-2018
26.3
2018-2019
22.7
2019-2020
19.3
2020-2021
14.7
2021-2022
11.8
2022-2023
7.0

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Source: https://www.legislation.gov.uk/uksi/2023/266/schedule (the official version)
Page: https://openlegislation.uk/social-security-revaluation-of-earnings-factors-order-2023/schedule
Contains public sector information licensed under the Open Government Licence v3.0. Source: legislation.gov.uk, The National Archives.