The practice is forbidden under Utah law, if only sporadically enforced.

In years past, such policies were enforced only sporadically, and commuter students could easily enter the country.

Moreover the registration requirement, in effect for half a century, was only sporadically enforced until recent years.

SC 16-19-40, as applied to private home card games, has been rarely and sporadically enforced in its 204-year history.

Safety laws governing commercial buildings in Bangkok are reported to be enforced only sporadically.

Penalties for failure to appear were enforced sporadically and selectively.

That attempt was challenged as illegal by the party, and until now, has been enforced only sporadically.

Other restrictions, some of which have been only sporadically enforced in recent years, will be in full effect.

All states ban sales of tobacco products to children under 18 but such laws have been enforced only sporadically.

Violators can be subject to stiff fines, but the law is sporadically enforced.