The Federal Government sets regulations that determine which schools can receive Federal tuition aid but leaves most enforcement to the states.

He then removed himself from the conflict, leaving enforcement to Federal marshals and left the arbitration to private business leaders.

He left enforcement to Federal marshals and the arbitration to private business leaders.

Jackson addressed the possibility of leaving enforcement to Congress, particularly because the "courts have no power to enforce general declarations of law."

So Nintendo and other companies want abandonware sites to shut down - they leave enforcement to the software association.

The ruling leaves enforcement of lobbying rules in limbo, the last place they need to be in Albany.

Congress often sets broad policy and leaves detailed enforcement to executive agencies with the general understanding that the executive branch will honor Congressional intent.

Their mission is to spot and report possible wrongdoing, leaving enforcement to the authorities.

In any case, from the beginning, the F.D.A. has said it would leave enforcement of the point-of-sale labeling to the states.

He left enforcement of the R and R rules to the discretion of the individual examining groups.