Brazil's state-run oil company was ordered to halt talks with potential buyers in December amid allegations it breached competition and transparency rules.
Authorities amend rules of the first three auctions of the country's second oil and gas licensing round.
Pricing reforms will promote rational consumption and investment in production and infrastructure, according to energy minister Juan José Aranguren.
The federal audit court has ordered Petrobras to halt negotiations with a raft of potential buyers amid allegations the company breached competition and transparency rules. The state-run oil firm has also been hit by civil suits initiated by oil union representatives.
Copergás is investing in new residential connections while pushing for new LNG infrastrucutre to help strengthen supply. The company's president, Décio Padilha, tells BNamericas more.