4th Amendment
Not Implicated

No Probable Cause &
No Warrant Required 

4th Amendment Controlled - "Reasonableness" Standard

Reasonable Suspicion
Required

Probable Cause
Required

Special Highly
Intrusive Searches

Warrant
Required

Voluntary Consent
   - WI 968.10(2)

Public View/Touch
   - Canine Sniff

Search Incident to a Lawful Arrest
   - WI 968.11

Probation Officer
   - WI 973.10

Weapons Frisk
   - Person
   - WI 968.10(5)
   - WI 968.24 (detain)
   - WI 968.25 (frisk)

Person:
   - Arrested in            Public

Plain Senses:
   - View
   - Touch
   - Smell

Detainee Privacy

Physically Disabled
   - WI 968.256

Strip Search
   - WI 968.255

Strip Search NOT Allowed by School Employee
   - WI 118.32

Body Cavity Search
   - WI 968.255

HIV Test
   - WI 968.38

Arrest Warrant
  - WI 968.04