BHP's Rio bid hits regulatory hurdle

BHP Billiton’s $US86 billion ($A128 billion) takeover bid for arch rival Rio Tinto has hit a stumbling block after European antitrust regulators formally outlined their concerns over the offer.

BHP's Rio bid hits regulatory hurdle BHP's Rio bid hits regulatory hurdle BHP's Rio bid hits regulatory hurdle BHP's Rio bid hits regulatory hurdle BHP's Rio bid hits regulatory hurdle

In a press release posted on its website, BHP confirmed that it had received a "statement of objections" - which outlines how a takeover deal might damage competition - from the European Commission;