A set of proposals drawn up by President Andrzej Duda, an ally of ruling nationalists Law and Justice (PiS) will form the basis of the reforms, lawmakers say, but junior coalition partner United Poland is demanding amendments. The party, led by the architect of reforms Brussels says undermine the independence of the courts, Justice Minister Zbigniew Ziobro, has said it believes an impartiality test for judges contained in Duda's proposals could paralyse the legal system.