Wisconsin · Wisconsin Statutes — Vehicles (Ch. 340–349)
Wis. Stat. (Vehicles) § 343.303: Preliminary screening test
What this law says, in plain English
This statute authorizes law enforcement officers to request breath or oral fluid samples for preliminary screening tests when there is probable cause to suspect impaired driving or drug use. The test results may be used only to establish probable cause for arrest or to justify further chemical testing.
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This page is legal information, not legal advice. Code text is sourced from official publications and may lag amendments — always confirm at the official source linked above. Plain-English summaries and relationship data are AI-derived and reviewed on an ongoing basis; verify with a licensed attorney before acting.