Due to recent interim regulations implementing state legislation (effective July 2025) and pending changes to the Design Review program and the local codes implementing State Environmental Policy Act (SEPA) requirements, SDCI's Tips, Director's Rules, and other guidance documents may not reflect the most current regulations or requirements. To ensure accuracy and applicability to specific code questions or permit applications, please contact us through our Send Us a Question website.

Director's Rules

DR 26-2000, Flow Control Technical Requirements Manual (Vol. 3 of 4)

Status:: Superseded
Superseded by: 17-2009
Effective Date:: 01/01/2001
Number of Pages:: 61
Legislation:: This rule interprets Stormwater Code (Ch. 22.800)
Notes:: Supersedes SED DR 93-3. The text file for this rule exceeds 60 pgs in length & may take a long time to download. Paper versions of this rule are available at cost ($3.50) at the DCLU Public Resource Center, located on the 20th floor of Key Tower at 700-5th Ave, (206) 684-8467.This is a joint rule with SPU DR 03-00

Keeping Your Rules Up-to-date

We publish official legal notice for all Director’s Rules in Seattle's Daily Journal of Commerce. We also publish notice about land use rules in our Land Use Information Bulletin through the Seattle Services Portal. To receive an email alert when the Land Use Information Bulletin is posted contact our Public Resource Center.

Draft Director's Rules

None at this time.

Still Need Help?

If you have questions about superseded or rescinded rules, please contact Faye Emmanuel at (206) 684-0114.