The competition watchdog has flagged concerns about the impact on customers of the proposed transaction.
Competition tsar Rod Sims has heaped further doubt on Telstra's ability to buy the NBN,as rival telcos backed the government on blocking the telco.
Treasurer Josh Frydenberg has warned the tech giants to expect stricter curbs in the clearest sign yet the government is determined to tackle their might.
The regulator is concerned about the use of an undertaking to get around competition issues.
Indonesia's national airline Garuda has been ordered to pay a $19 million penalty as part of a long-running price fixing case brought by Australia's competition watchdog.
Sony,the maker of the popular PlayStation gaming console,is facing a court case over its alleged"misleading"refund policy.
A federal court judge has explained why undertakings from a company to treat competitors fairly is enough to allay competition concerns.
Blocking a $15 billion telco merger has brought out the corporate critics of the competition watchdog.
One of the nation's most prominent investors has suggested the government influenced the ACCC decision to block the merger to protect the national broadband network.
The ACCC has created a fantastical vision of what it would like the wireless telecommunications sector to look like to support its decision to block the proposed merger of Vodafone and TPG Telecom.
The ACCC has entered an agreement with the FBI to strengthen their work combating cartels and other anti-competitive behaviour as it investigates 10 local cases.