Laws & Rules

Electrical Laws & Rules

Current Electrical Laws (RCW)

Electrical RCW 19.28 (F500-143-000) Effective July 2017.
This printed document is also available for a fee in the L&I field offices or by mail.

Current Electrical Rules (WAC)

Electrical WAC Rule 296-46B (F500-142-000) Effective July 1, 2017.

Revisions to residential and sign work scopes - WAC 296-46B-920 effective February 23, 2018. Replace pages 71 - 74 of WAC rules with these pages: (144 KB PDF) .


WAC 296-46B ( — Installing electric wires and equipment official copy formatted in the protocol of the Office of the Code Reviser on the Washington State legislature's website (

Amusement Ride Laws and Rules

NFPA Codes and Standards
Visit the website of the National Fire Protection Association (NFPA) ( for read-only access to the NFPA codes and standards adopted by L&I.

End of main content, page footer follows.

Access Washington official state portal

  © Washington State Dept. of Labor & Industries. Use of this site is subject to the laws of the state of Washington.

Help us improve