And the league instructed referees to tighten enforcement of forearm checking by perimeter defenders.

What's more, oil companies seeking to escape tight environmental restrictions will discover that Latin American countries are tightening traditionally lax enforcement of environmental laws.

Dr. Kessler, a 39-year-old physician and lawyer who became commissioner last November, promises to speed the approval process even as he tightens enforcement.

Watching the Tree The department will tighten enforcement even further on nine "Gridlock Awareness Days."

The fines came as the department continued its effort to tighten enforcement of a 1989 law intended to protect patients from sleep-deprived doctors.

It could use the Navy and Coast Guard to tighten enforcement.

The delegates neared agreement on important new inspection and other measures to tighten enforcement.

The plan is also likely to tighten regulation and enforcement in several areas, including consumer protection and banks' exposure to interest rate risk.

As a result of Concetta's death,the chapter will soon begin a letter-writing campaign urging public officials to tighten enforcement against repeat offenders.

The Bush administration is also trying to tighten enforcement of the National School Lunch Program.