Customer Forms

Forms are organized by department.  Have questions about which form you need?  Call us at (425) 398-4400.

Note:  The new Windows 10 "Edge" browser is not supported

• Application for Developer Extension - fillable
• Contractor Application - fillable
• Industrial Waste Permit - fillable
• KC Residential Capacity Form - fillable
• Meter Removal Request - fillable
• Sewer Service Application - fillable
• Single Family Connection Cost Info
• Water Service Application - fillable
• Water/Sewer Availability Letters - listed by city

Finance/Billing Forms

• Bill Payment by Automatic Funds Transfer Authorization Agreement [fillable]
• Duplicate Billing Form to Bill Resident [fillable]
• Final Bill Request [fillable]
• Leak Adjustment Request Instructions and Form [fillable]
• Request to Bill Property Manager of Foreclosed Property [fillable]
• Release by Owner to Bill Non-Owner/Representative [fillable]
• Electronic Billing (eBilling) Enrollment Form [fillable]

• Backflow Test Form
• Temporary Water Use Form and Procedure (2 docs)