Washington Certification Services

Washington Certification Services

  • Get Certified as a BAT Icon Get Certified as a BAT
  • Take a Growth Exam Icon Take a Professional Growth Exam
  • BAT Financial Awards Icon BAT Financial Awards
  • BAT Financial Awards Icon BAT Certification Renewal and Validation Cards
  • BAT Certification Status Icon BAT Certification Status
  • BAT Forms Icon BAT Forms
  • Hire a BAT Icon Hire A BAT
  • BAT Employers & Water Purveyors BAT Employers & Water Purveyors
  • WCS Links Icon Links
  • Contact Washington Certification Services (WCS) Contact WCS

Backflow Assembly Tester

Forms

Information Forms

  • AMP/ PSI Candidate Handbook
  • Backflow Assembly Testing Requirements
  • BAT Certification Examination Fact Sheet [669KB PDF]
  • BAT Practical Examination Instructions
  • BAT Practical Examination Instructions (Spanish Translation)
  • BAT Professional Growth Examination Fact Sheet [342KB PDF]
  • Procedure to Substitute Experience for Education
  • Water Purveyor Responsibilities of Backflow Assembly Testing [127KB PDF]
  • Backflow Assembly Testing Requirements

Other Forms

  • BAT Certification Examination References [53KB PDF]
  • BAT Professional Growth Examination References [12KB PDF]
  • BAT Information Change Form
  • "Hire a BAT" Authorization Form
  • WCS Contact Info Sign

Directions to Exam Facilities

Exam Facility View Directions
Auburn View/Download [148KB PDF]
Bellingham View/Download [148KB PDF]
Spokane View/Download [180KB PDF]
Vancouver View/Download [340KB PDF]
Yakima View/Download [340KB PDF]
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