[1] Voters were asked whether they approved of introducing single-member constituencies for Sejm elections, maintaining state financing of political parties and introducing a presumption in favour of the taxpayer in disputes over the tax law.
[2] The voter turnout of 7.80 percent was well below the 50-percent threshold required for the referendum results to be legally binding.
[3] The referendums were ordered by President Bronisław Komorowski, who had promised to hold a referendum on the electoral system after the first round of the presidential elections,[4] Although he had been leading in the polls, Komorowski received fewer votes (33.77%) than his main opponent Andrzej Duda (34.76%) in the first round.
However third-placed candidate Paweł Kukiz received 20.8% of the vote, campaigning on introducing single-member constituencies for Sejm elections.
Justifying his initiative, he explained that he saw high support for Kukiz as a signal that voters wanted changes.