Berger has been repeatedly accused of corruption. While mayor of São José, Santa Catarina he was fined for several financial irregularities during the construction of a highway. He also faced criticism when he awarded South Stage Events LTDA a contract to build a big Christmas tree in the center of São Jose without a fair bidding process. Despite this, he was part of a Senate committee to investigate President Dilma Rousseff’s alleged tampering of fiscal data.[2]