OK SB819

Amends Oklahoma's Administrative Procedures Act to require courts and administrative hearing officers to interpret statutes, rules, and subregulatory documents de novo without deferring to state agency interpretations

When statutory interpretation remains ambiguous after applying standard interpretive tools, courts must favor interpretations that limit agency power and maximize individual liberty

Prohibits civil penalties in administrative agency enforcement actions if the conduct could be subject to a common law suit with jury trial rights, unless a jury trial is first conducted

Allows aggrieved parties to recover court costs, witness fees, and attorney fees from agencies if the court determines the agency's proceeding was frivolous

Clarifies that claims under the Administrative Procedures Act accrue when a party is aggrieved by final agency action, with effective date of November 1, 2025