The interior safety Agency, in the course of its extended investigation of Karol Nawrocki in 2021, has collected materials relating to the acquisition of an flat from Jerzy Ż. - reported MIA spokesperson Jacek Dobrzynski. He added that the then-head of the Agency, now an advisor to president Andrzej Duda, issued him safety clearance despite a "negative recommendation" from the officer conducting the file analysis.