ASSE/IAPMO/ANSI/CAN Series 22000-2026 
Professional Qualifications Standard for Water Treatment Equipment Personnel 

ANSI Approved: September 2025 
SCC Approved: January 2026 

ASSE/IAPMO/ANSI/CAN Series 22000-2026, Professional Qualifications Standard for Water Treatment Equipment Personnel, contains the uniform minimum requirements for qualified installers and service technicians of water treatment equipment.

ASSE/IAPMO/ANSI/CAN Series 22000-2026 includes: Standard #22001, References; Standard #22010, Water Treatment Equipment Installers; and Standard #22020, Water Treatment Equipment Service/Repair Technicians.

A downloadable version of this standard is also available.