The answer is closely regulated business exception. In addition, a closely regulated business may properly be subject to judicious entry and inspection in deprived of the warrant by persons acting under color of state law. The rule agreed that for warrantless inspections of a persistently regulated business must encounter 3 conditions which are the following:
1. There must be a considerable government importance that notifies the regulatory arrangement pursuant to which the assessment is completed.
2. The warrantless assessments must be essential to further the regulatory arrangement.
3. The statute inspection program in the extent of the inevitability and constancy of its agreement should offer a constitutionally acceptable substitute for a warrant.