But the new law imposed tough restrictions on shelters, and did so retroactively.

Vietnam has tougher restrictions on tobacco advertising than many countries.

Lawmakers and health experts were pressing for tough new restrictions on smoking.

But the measure did not include the tough restrictions that some lawmakers had proposed.

The future of the $45 billion domestic tobacco industry, however, clearly includes tougher restrictions on marketing and higher prices.

"There are no tough restrictions for the authors; everyone contributes something new."

The French government is seeking tougher restrictions on the movement of waste.

In other cities, passengers don't seem to mind tough restrictions.

The Navy has also imposed tough new restrictions on sailors' movements and activities here.

He put in place the toughest restrictions ever on Administration officials' lobbying after they leave Government.