1The government imposed a restriction on the number of people who could attend the concert due to safety concerns.
2Is there a restriction on the amount of luggage you can bring on the plane?
3The new policy places a restriction on employees' use of social media during work hours.
4If you have a restriction on your driver's license, you may not be able to drive at night.
5There are restrictions on the types of plants that can be imported into the country to prevent the spread of diseases.