Other states have mandatory requirements for wellhead protection at the local level.

I am sure it was not a mandatory requirement!

Testing has been a mandatory requirement for new vans since 1 January 2008.

There was a very small number of clubs at that time and no mandatory requirement to be affiliated.

This is to differentiate between recommended practice and mandatory requirements.

I am against mandatory requirements for a social disease.

It soon followed that car insurance became a mandatory requirement for all drivers.

It is clear that we cannot expect the same mandatory requirements as we do from developed countries.

Although this title can be defended, it is not a mandatory requirement.

Playing sports should not be the mandatory requirement for masculinity.