Delta Electricity appears to have decided a grant is a safer way to subsidise an upgrade of its coal-fired power plant, even though its right to earn carbon credits might potentially have been more lucrative.
Rio Tinto appears to have bid slightly low at the last ERF auction to make sure it received payments from the Clean Energy Regulator for a project to use diesel instead of heavy fuel oil.
The Clean Energy Regulator expects that the renewable energy certificates and carbon credits it issues in 2020 will have a combined value of about $3 billion, according to its latest market report.
A subsidy proposed by the King Review could lead to one million hectares of land being approved to earn soil carbon credits within five years, according to Corporate Carbon's Matthew Warnken.
Critics say a plan for special large-emitter carbon credits is risky, and could mean major companies pay little for their emissions for years, but big emitters argue that's not the case.