A tax credit of SEK 1 320 was introduced for low- and average income earners in 1999. The credit is reduced by 1.2% of taxable income above SEK 135 000. This reduction was abolished in 2003 and was replaced by an increase in the basic allowance.
A tax credit of 25% of the social security contribution paid by employees and the self-employed was introduced in 2000. The tax credit has been gradually increased to 100% in 2006.
In 2004, a special tax credit equal to SEK 200 was provided for the statutory minimum local income tax. The special tax credit was abolished in 2005 as was the statutory minimum state income tax (a lump sum tax) of SEK 200. The central government income tax bracket is indexed with the consumer price index plus 2%. However, in 2004, 2005 and 2006 the central government income tax bracket was restricted to be indexed with the consumer price index plus 1%. In order to reduce the number of people paying the central income tax, there was an additional increase of the tax bracket in 2009. In 2016 the central government income tax bracket was restricted to be at the same level as 2015. In 2017 both central government income tax brackets were restricted to be indexed with the consumer price index plus 1%. In 2019 there was an additional increase of the lower tax bracket.
The child allowance was raised by SEK 1 200 per year in 2000, 2001, 2006 and in 2010 the child allowance for multiple children was raised by SEK 50 for the second child, SEK 100 for the third, SEK 150 for fourth and SEK 200 for the fifth and subsequent children. In 2017 the child allowance for the third child was raised by SEK 1 512. In 2018 the child allowance was raised by SEK 2 400 per child per year.
The basic allowance has been increased in 2001, 2002, 2003, 2005 and 2006. For persons 65 years or older the basic allowance was increased in 2009, 2010, 2011, 2013, 2014, 2016, 2018 and 2019.
An earned income tax credit was introduced in 2007 with the purpose of making work economically more rewarding relative to unemployment or inactivity. The earned income tax credit was increased in 2008, 2009, 2010, 2014 and 2019. In 2016 a phase-out of the EITC was introduced for persons with incomes above around SEK 600 000.
In 2018 a tax credit for income from sickness and activity compensation (corresponding to disability pension) was introduced.
In 2007, the social security contributions for 18-24-year-old employees and self-employed were reduced. In 2009 the reduction was increased and expanded to include all aged under 26. From 1st August 2015 the reduction was reduced by half and the 1st of June 2016 the reduction was abolished. A reduction of the SSC was reintroduced for 15-17-year-old employees from 1st August 2019.
A special wage tax for persons older than 65 was abolished in 2007 for persons born after 1937 and in 2008 for persons born in 1937 or earlier. In 2016 the special wage tax for older persons was reintroduced at a rate of 6.15%. This was abolished as of 1st July 2019.
A general reduction on the SSC for self-employed was introduced in 2010 and increased in 2014.
The deduction for premiums paid to private pension arrangements was lowered in 2015 from SEK 12 000 to SEK 1 800 and abolished in 2016.