Chapter 173-360 WAC
Underground Storage Tank Regulations
Ecology is currently developing the rule proposal. The following rulemaking documents are available. Additional rulemaking documents will be posted on this page as they are completed.
Preliminary Draft Rule – July 10, 2017
Rule Announcement – March 23, 2016
For documents in alternate format, call 360-407-7170, 711 (relay service), or 877-833-6341 (TTY). Also see Ecology's ADA Accessibility page.
ADDITIONAL RULE INFORMATION
State UST Program:
Federal UST Program
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