A second DUI in Washington is generally classified as a gross misdemeanor (within 7 years).
Jail: 30 days + 60 days EHM (<0.15) / 45 days + 90 days EHM (0.15+ or refusal) – 364 days; mandatory min 30–45 days jail + EHM, non-suspendable absent risk findings
Fine: $500–$5,000 (minimums ≈$500–1,500 by column)
License suspension: 2 years revocation – 900 days (0.15+); 3 years refusal; hardship: IIL available
Ignition interlock: Required
Lookback period: 7 years. 7-year window for the misdemeanor penalty grid; felony DUI at 3 priors within 10 years (15 years for offenses on/after Jan 1, 2026 — recent change, verify at page QC).
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