New Delhi, July 5 -- Colorado passed a law requiring companies to test their artificial intelligence systems for bias before deploying them on the state's residents. On Wednesday, the federal government suggested Colorado's own anti-bias law might be the problem.

state laws that pressure companies into altering what an AI model would otherwise output, the commission argues, can be "impliedly preempted to the extent" they conflict with that federal standard. Colorado's Artificial Intelligence Act is the example the FTC chose to name.

The mechanism is almost bureaucratic in its plainness, which is part of what makes it consequential. The FTC is not suing Colorado. It has not blocked the law. It has published a proposed policy statement, o...