DUI State Law · Indiana

Indiana Roadside Saliva (Oral Fluid) DUI Testing Law

How Indiana treats oral fluid (saliva) testing in DUI enforcement — the statute, its current status, and what that means for agencies running roadside drug screening.

Status: Verified · Enacted + Active Deployment

Statute and status in Indiana

Statute / authority: IC 9-30-6 · HB 1119 (2025) — Oral fluid THC limit

Largest roadside oral fluid program in the US. 2025 HB 1119 codifies oral fluid (Dräger DrugTest 5000 or SoToxa) as the required test for a new 5 ng/mL THC legal limit. Saliva explicitly in implied consent.

Reviewed Apr 2026. Always verify state law before deployment. This page summarizes OraTek's research and is not legal advice.

What this means for agencies in Indiana

Indiana has written oral fluid into its DUI framework and agencies are deploying it. Roadside saliva screening with a preserved specimen for laboratory confirmation is the workflow OraPlex™ was built for: an observed collection in about a minute, a preliminary result at the roadside, and a split sample the laboratory can quantify.

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