FL S0436

Expands the definition of driving under the influence to include "any other impairing substance" beyond alcoholic beverages, controlled substances, and chemical substances, with a specific definition covering any substance that impairs normal faculties including seeing, hearing, walking, driving, and making judgments.

Requires persons arrested for DUI to remain in custody until they are no longer under the influence of any impairing substance, their blood-alcohol or breath-alcohol level falls below 0.05, or 8 hours have elapsed since arrest.

Changes statutory language from "is guilty of" to "commits the offense of" driving under the influence throughout the statute.

Reenacts related statutes (sections 316.027, 322.2715, and 322.291) to incorporate amendments made to DUI provisions regarding crash investigations, ignition interlock devices, and DUI education program requirements.

Takes effect July 1, 2022.