Energy Minister Chris Bowen says the federal government will pass laws to force new AI data centres to run on renewable energy and ban gas-powered ones, overriding Queensland and the Northern Territory after they refused to sign up to the national plan.

Speaking at the National Press Club on Wednesday, Bowen was blunt. "We will legislate as a commonwealth. The constitution is clear about the power of commonwealth legislation." He said the government would use all powers available to put households and energy reliability first, "even if some states have different ideas" (The Guardian; Sydney Morning Herald).

The fight broke out at a meeting of state and federal energy ministers last week. Queensland and the NT refused to sign up to a new framework that would require data centres to build renewable energy generation. Every other state backed the plan (The Guardian, 29 July). The government's broader approach, first signalled in March, expects data centre operators to fund new renewable power and pay their full share of system costs (DCCEEW ministerial release, 23 March).

So what are data centres and why do they matter? They're large buildings full of computers that run the AI tools, cloud services and online platforms most of us use every day. They run constantly and use huge amounts of electricity. The Australian Energy Market Commission, which sets the rules for the national electricity market, has warned that without changes like Bowen's, the cost of connecting big data centres to the power grid would be partly passed on to households instead of being paid by the tech companies. That gives the government its political argument: it says it's protecting consumers, while Queensland and the NT say it's a power grab by Canberra.

Queensland's Energy Minister David Janetzki didn't mince words. He called the federal proposal "underdeveloped ideas that hand increased power to Canberra" and said Queensland would "not force uneconomic investment into the system." Janetzki said he looked forward to raising the issue at an upcoming national cabinet meeting on AI (The Guardian).

The NT's objections are practical, not abstract. The territory has proposed a major data centre powered by gas from the Beetaloo basin development, which Bowen's plan would effectively block. Bowen was explicit: if a data centre is proposed to use only gas, "it will not meet the national minimum standards and will not be allowed to register or proceed" (NT News). He acknowledged gas has a role in backing up data centre power, but said the commonwealth "will not stand by while states race to the bottom to attract datacentres at the cost of household bills, reliability, or emissions."

Prime Minister Anthony Albanese has pledged to legislate binding standards covering where data centres can be built and how they use energy. The standards will require new renewable energy, minimal water use, maximum energy efficiency, payment of grid connection costs, and putting at least as much energy into the grid as data centres take out. Bowen said Albanese would soon confirm details of the federal legislation.

New data centres will have to prove where their renewables come from, how much power they're offsetting, that they have backup power, and that they will reduce their use at peak times to help keep the grid stable. These requirements build on the government's earlier position, set out by Bowen at Parliament House in May, that data centres "should bring their own additional renewable energy and must bring new renewable energy" (DCCEEW transcript, 26 May).

In a Q&A after his speech, Bowen disputed the suggestion that Canberra would "force" states to comply, while conceding federal laws would override them. That wordplay aside, the effect is the same: the commonwealth intends to set national minimum standards and use its lawmaking power to make them stick.

The Department of Climate Change, Energy, the Environment and Water has published an international review of energy efficiency in data centres, looking at comparable policies and standards overseas (DCCEEW report).

The broader context here is that both sides are making a bet. The commonwealth is betting that the big companies desperate to build AI infrastructure in Australia will accept the cost and hassle of renewable-powered facilities rather than walk away. The AEMC's warning about costs landing on households gives the government its sharpest political weapon: the ability to paint any state resistance as siding with big tech over ordinary consumers. Queensland and the NT, for their part, are betting that the economic upside of gas-powered data centres, particularly the Beetaloo-linked proposal, is worth the political cost of defying a federal government with constitutional authority on its side.

The next flashpoint is the national cabinet meeting on AI, where Janetzki wants the issue aired. Whether that meeting produces a compromise or simply hardens positions will decide whether this ends in legislation or a negotiated settlement. Bowen's Press Club appearance suggests he's comfortable with either outcome, as long as the national standards hold.