There are various available measures for enforcement of support obligations, some more effective than others.
One of the harshest, suspension of a deadbeat’s driver’s license, is a double-edged sword.
Driving with a suspended license is illegal, so suspension may impede efforts to work. And reinstating a driver’s license is somewhat involved.
A recent Michigan law opens the door to a new enforcement mechanism that should be just as effective, but less of a double-edged sword.
An automobile “boot”: a device that prevents a car from being driven anywhere until authorities disengage it.
Read more in this Holland [MI] Sentinel news article: Giving deadbeats the boot.