The delay highlights a fascinating tension: an AI company is lobbying for harder regulation on itself while Congress can't agree on how tough to be. First, AI developers would be required to notify the Commerce Department whenever they achieve significant leaps in AI capabilities. It’s arguing the proposed rules aren’t tough enough. The Cantwell problemThe other source of friction comes from Senator Maria Cantwell, the ranking Democrat on the Commerce Committee. The Senate Commerce Committee markup on the bill has been deferred entirely until after the current recess.