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Sign Administration Informational Letter #0005-2004 (CE-1441)

Clarification on original sign graphics.

Updated: December 5, 2025.

Informational Letter 0001-2003

Clarification on sexually oriented business (SOB) sign criteria.

Last Updated: November 2025.

Stormwater Quality Annual Engineers' Certification (OCE-1020)

Last Updated: January 2025

Renew Annual Storm Water Quality Permit
Storm Water Quality Requirements-Harris
Storm Detention Examples

This guide provides multiple development scenarios and how to calculate the required storm detention. 

Last updated: July 22, 2022

iPermits Reference Guide for Sign Administration

Quick reference guide for the iPermits online portal for Sign Administration users.

Drawing#01571-01 SWPPP Standard Details
Informational Letter 0007-2004 (CE-1333)

Footing/Foundation Certification Program

Updated: November 2025.

SWQ Guidance Manual