Microsoft Challenges Virginia Data-Center Rules Amid Scrutiny Over Energy Costs

Microsoft is navigating increased scrutiny over the energy costs of its data-center expansion as it prepares to provide greater visibility into Azure, its key cloud and artificial intelligence growth business.

The company is challenging Virginia's data-center rules, which require data centers to pay upfront for transmission infrastructure built specifically for them. Microsoft has joined other major tech companies in signing President Donald Trump's 'ratepayer protection pledge' to pay the full cost of their energy and infrastructure.

Despite this commitment, Microsoft argues that Virginia's approach does not appropriately apply cost-causation principles. The company operates or plans at least 11 data-center campuses in Virginia, with annual Azure sales surpassing $100 billion, up from $75 billion a year earlier.

In response to years of calls for greater transparency, Microsoft will begin reporting quarterly Azure revenue. This move comes as the company reshapes its reporting structure around artificial intelligence (AI), combining Intelligent Cloud and Productivity and Business Processes into a new Agents and Infra segment.