Petroleo Brasileiro SA (Petrobras) has received an unfavorable ruling from a tax court in a 1.7 billion reais ($445.70 million) dispute involving corporate tax charged in 2012 on overseas companies it controlled, the Brazilian state-run oil company said in a securities filing on Wednesday.
Petrobras said it will appeal the decision.
($1 = 3.8142 reais)
(Reporting by Ana Mano; editing by Jason Neely)