How the rules can be effectively enforced is an open question.

There's a case where we have a law on the books, it can't be effectively enforced.

Can't really see how they have any chance of effectively enforcing this ban.

However, these labor regulations are not effectively enforced outside of the formal economy.

Other professionals have even stated there is no use of a law that cannot be enforced effectively.

Despite this, protection regulations are not effectively enforced in much of animal's range.

Health and safety standards are not enforced effectively either.

The law prohibits sexual harassment, and the government effectively enforced those laws.

He acknowledged that cleaning policies were not always effectively enforced and promised to do better.

In the past, they have not been effectively enforced.