Polish Constitutional Tribunal

November 2006 he is a judge of the Polish Constitutional Tribunal.

On 27 November 2012, the Polish Constitutional Tribunal stated officially that the Regulation was illegal and confirmed that any slaugher without prior stunning is banned in the Republic of Poland.

On 24 November 2010 the Polish Constitutional Tribunal rejected a case brought by a group of senators challenging the national measures put in place in Poland in order to ratify the treaty.