ASSE/IAPMO/ANSI Series 13000-2015, Service Plumber and Residential Mechanical Service Technician Professional Qualifications Standard, institutes a minimum level of practical experience, and the plumbing service and residential mechanical service knowledge required in order for an individual to demonstrate the required level of competency.

13010 - Professional Qualifications Standard for the Service Plumber Applies to an individual who services, maintains and repairs plumbing systems. Standard 13010 provides minimum performance criteria, identified by industry consensus, for service plumbing to ensure compliance with referenced standards.

13020 - Professional Qualifications Standard for the Residential Mechanical Service Technician Applies to an individual who services, maintains and repairs residential mechanical systems. Standard 13020 provides minimum performance criteria, identified by industry consensus, for residential mechanical service technicians to ensure compliance with referenced standards.