What can be deducted in PIT 2026. The most popular tax reliefs


Tax reliefs allow Poles to actually reduce the amount of taxes paid and thus increase their household budget. Choosing the appropriate deductions may significantly affect the amount of tax refund or reduce the amount due to the tax office.
See also: PIT settlement online. The Ministry informs about the first million
Before the PIT settlement reaches the tax office, it is worth remembering what a tax relief is. This is an option provided for by law to reduce the tax base (income/revenue) or the PIT tax itself, which reduces the amount due to the tax office. It allows you to deduct specific expenses or take advantage of objective/subject relief and, as a result, to refund part of your tax.
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Tax reliefs allow Poles to actually reduce the amount of taxes paid and thus increase their household budget. Taxpayers will find deductions for families, young people, seniors and entrepreneurs.
What can be deducted in PIT 2026? Child tax credit is just the beginning
According to data from the Ministry of Finance, quoted by TVN24, in previous years the most people (over 8 million) used joint settlement with their spouse. This solution is especially profitable when there are large differences in earnings between spouses.
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This tax relief allows you to combine your income and divide it into two parts. This allows you to benefit from a double tax-free amount (PLN 60,000) and exceed the second tax threshold less often (32%).
Over 4 million taxpayers have deducted child tax relief, which allows them to recover up to several thousand zlotys a year. Over 1 million Poles took advantage of the relief for young people, i.e. exemption from PIT until the age of 26.
Here are the most popular tax deductions
The relief for trade unions (over 1.2 million people) and the rehabilitation relief (nearly 1.1 million taxpayers) were also popular. Over 500,000 people benefited from preferential taxation for single parents. people. The donation tax relief was also very popular.
Internet tax relief, thanks to which you can reduce your tax base by up to PLN 3,000. PLN, is still eagerly chosen. In previous years, they were used by over 400,000. taxpayers.
See also: PIT settlement online. The Ministry informs about the first million
Polish women and men also benefit from the thermal modernization relief, which allows you to deduct expenses for home insulation by up to PLN 53,000. PLN per person. The 10 most popular tax reliefs chosen by taxpayers also include the IKZE relief, which supports saving for retirement. Thanks to it, after settling PIT, instead of a surcharge, you may receive a refund of up to PLN 3-4, and in the case of entrepreneurs, as much as PLN 5,000. zloty.
These tax reliefs are most often chosen by entrepreneurs
Entrepreneurs can also choose dedicated tax reliefs in PIT settlements. According to the Bankier.pl website, the IP Box relief, which allows for a 5% tax rate on income from intellectual property rights, is the most popular among entrepreneurs. In 2024, 7,650 entities used it, which means an increase of 10%. year to year and the highest result since the introduction of this preference.
See also: It's time to start PIT for 2025. Seven things you need to know
Research and development relief (R&D) remains in second place in terms of popularity. In 2024, 3,541 taxpayers took advantage of it, and the value of deductions increased to PLN 10.96 billion. This tool is particularly appreciated by companies investing in new products and improving existing solutions.




