But due process safeguards on passport denials are less strict than those on placing liens .
The Personal Responsibility and Work Opportunity Act also allows liens to be placed on non-custodial parent 's assets to effectuate collection of child support .
Due process safeguards on passport denials are less strict than those on placing liens .
The Personal Responsibility and Work Opportunity Act also allows liens to be placed on non-custodial parent 's assets to effectuate collection of child support .