[xboxnolifes]

Congress isn't being granted more power here. They're being granted more (their original) responsibility.

[eightysixfour]

Or... they are losing their power to delegate details to other parties when they choose to do so.

[xboxnolifes]

They can still delegate. They just need to be more specific in what powers they are delegating and to whom. The people they delegate to cannot give themselves more power than they were originally given.