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Session laws

This page provides access to Washington State's session laws, the laws passed during each legislative session. Users can browse, download, and reference session laws from various years, supporting research on the development of state legislation and changes to existing laws.

Resources for session laws

Session law chapters by year
Links to chapter lists by year
How to find session laws
This page helps users locate session laws using various tools and methods. These include the Bill/Law/Session Law Cross Reference page, legislative document searches, browsing bills by topic, and accessing a historical list of session laws from 1854 to the present.
Codification tables
The Washington State Code Reviser's codification tables page provides resources to track changes to state laws and codes. It includes tables for bill changes, recodifications, and disposition of sections. The tables help users find where laws have been moved or repealed.
RCW sections affected
The Washington State "sections affected" tables track changes to the state law (RCW) by legislative session. You can view tables by year from 2000 to the present, organized by RCW, bill, or chapter order.

2020 to present

2024

Cross reference
Volume 1 (Chapter 1-208)
Volume 2 (Chapter 209-346)
Volume 3 (Chapter 347-376)

2023

Cross reference
Volume 1 (Chapter 1-229)
Volume 2 (Chapter 230-425)
Volume 3 (Chapter 426-474)
Volume 4 (Chapter 475, 2023E1 Chapter 1)

2022

Cross reference
Volume 1 (Chapter 1-177)
Volume 2 (Chapter 178-268)
Volume 3 (Chapter 269-297)

2021

Cross reference
Volume 1 (Chapter 1-175)
Volume 2 (Chapter 176-261)
Volume 3 (Chapter 262-332)
Volume 4 (Chapter 333-334)

2020

Cross reference
Volume 1 (Chapter 1-80)
Volume 2 (Chapter 81-223)
Volume 3 (Chapter 224-313)
Volume 4 (Chapter 314-357)

2010-2019

2019

Cross reference
Volume 1 (Chapter 1-202)
Volume 2 (Chapter 203-324)
Volume 3 (Chapter 325-414)
Volume 4 (Chapter 415-416)
Volume 5 (Chapter 417-472)

2018

Cross reference
Volume 1 (Chapter 1-165)
Volume 2 (Chapter 166-277)
Volume 3 (Chapter 278-307)

2017

Cross reference
Volume 1 (Chapter 1-274)
Volume 2 (Chapter 275-336 & 2017E1 Chapter 1 & 2017E2 Chapters 1 & 2017E3 Chapter 1)
Volume 3 (2017E3 Chapter 2-37)
SJR 8210

2016

Cross reference
Volume 1 (Chapter 1-202)
Volume 2 (Chapter 203-241 & 2016E1 Chapter 1-38)

2015

Cross reference
Volume 1 (Chapter 1-202)
Volume 2 (Chapter 203-299 & 2015E1 Chapter 1-10 & 2015E2 Chapters 1-11 & 2015E3 Chapter 1 & 2)
Volume 3 (2015E3 Chapter 3-45)

2014

Cross reference
Volume 1 (2013E3 Chapter 1-2 & 2014 Chapter 1-147)
Volume 2 (Chapter 148-225)

2013

Cross reference
Volume 1 (Chapter 1-153)
Volume 2 (Chapter 154-340)
Volume 3 (2013E1 & 2013E2 Chapter 1-35)

2012

Cross reference
Volume 1 (2011E2 Chapter 1-9 & 2012 Chapter 1-176)
Volume 2 (Chapter 177-262, 2012E1 Chapter 1-10, & 2012E2 Chapters 1-7)

2011

Cross reference
Volume 1 (2010E2 Chapter 1-3 & 2011 Chapter 1-149)
Volume 2 (Chapter 150-335)
Volume 3 (Chapter 336-380 & 2011E1 Chapter 1-21)
Volume 4 (2011E1 Chapter 22-50)