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Below is a list of the key highway safety laws in Washington. For more information, contact the Washington Traffic Safety Commission.

No state law

Sources: National Conference of State Legislatures (NCSL) and State Highway Safety Office.

Hand-held Ban All Cell Phone Ban Text Messaging Ban Crash
Data
School Bus Drivers Novice Drivers All Drivers School Bus Drivers Novice Drivers
Yes
(Primary)
  Learner or Intermediate Licence
(Primary)
Yes
(Primary)
Covered under all driver ban Yes

Sources: Insurance Institute for Highway Safety (IIHS) and State Highway Safety Office.

Child Restraint Required
unless indicated, # refers to Yrs.(Lbs.)
Adult Safety Belt Permissible
unless indicated, # refers to Yrs.(Lbs.)
Maximum Fine
1st Offense
<8 (and <4'9"); <13 in rear seat if practical 8 - 15 (or <8 and >4'9"); >40 lbs. in position where only lap belt available $124 to driver if passenger <16; to passenger if >16

Sources: Insurance Institute for Highway Safety (IIHS) and State Highway Safety Office.

Per Se Laws for Drugs (Forbidding Prohibited Substances in Driver's Body) DEC/DRE Programs
(Providing Law Enforcement Training)
Yes (for THC) Yes

Source: State Highway Safety Office.

Inc. Penalty for High BAC Admin. License Susp. on 1st Offense Limited Driving Privileges During Susp. Ignition Interlocks Vehicle and License Plate Sanctions Alcohol Exclusion Laws Limiting Treatment
*Meeting Federal Requirements
.15 90 days With an ignition interlock driver’s license Mandatory for all convictions Mandatory tow and 12 hour impound Yes    

Sources: Ensuring Solutions to Alcohol Problems, Insurance Institute for Highway Safety (IIHS), Mothers Against Drunk Driving (MADD), National Conference of State Legislatures (NCSL) and State Highway Safety Office.

Learner Stage Intermediate Stage Full Privilege
Min. Age
(Years/ Months)
Min. Age
(Years/ Months)
Min.
Duration
(Months)
Required
Supervised
Driving Hours
(Night Hours)
Min. Age
(Years/ Months)
Nighttime Driving Restriction Passenger
Restriction
(except family, unless noted)
15

15 / 6 (w/out driver's ed.)
6 50 (10) 16 1 a.m. - 5 a.m.
(secondary enforcement)
First 6 mos.–no pass. <20; remainder–no more than 3 <20
(secondary enforcement)
18

Sources: Insurance Institute for Highway Safety (IIHS) and State Highway Safety Office.

Motorcyclists Bicyclists
Universal Helmet Law (Year Enacted) Partial Law Universal Helmet Law Repealed
1990      

Sources: Insurance Institute for Highway Safety (IIHS) and State Highway Safety Office.

Length of Regular Renewal Cycle (Yrs.) Provisions for Mature Drivers
5  

Sources: Insurance Institute for Highway Safety (IIHS) and State Highway Safety Office.

Type of Law Who is Covered (Yrs.) In What Seat Maximum Fine 1st Offense
Primary >8 or >4'9" All $124

Sources: Insurance Institute for Highway and State Highway Safety Office.

State Law
Permitted

Sources: Segway LLC and State Highway Safety Office.

Checkpoints Conducted? Frequency Legality
No   Illegal without authorizing statute per State Supreme Court (Seattle v. Mesiani; 1988)

Sources: Insurance Institute for Highway Safety (IIHS) and State Highway Safety Office.

Rural Interstates Urban Interstates Other Limited Access Roads
Cars
(mph)
Trucks
(mph)
Cars
(mph)
Trucks
(mph)
Cars
(mph)
Trucks
(mph)
70 60 60 60 60 60

Sources: Insurance Institute for Highway Safety (IIHS) and State Highway Safety Office.

Violation / State Law Permitted Locations/Criteria Citation Issued To / Liability Image Taken Penalties (Traditional Penalties)
Speed: Limited School zones Registered owner/
Owner
Vehicle, license tag Max. parking violation fine; no record; no points
($250 max.)
Red light: Limited Where two arterial roads intersect
Rail crossing: Permitted Statewide

Sources: National Conference of State Legislatures (NCSL), Insurance Institute for Highway Safety (IIHS) and State Highway Safety Office.

Violations Affected Enhanced Penalties Workers Must Be Present Signs Must Be Present
Speeding Double original fine No No

Sources: National Work Zone Safety Information Clearinghouse and State Highway Safety Office.