IHTA Standards

Since 1983, PHTA has been the accredited Standards Development Organization for the nation’s pool and spa industry. These standards establish voluntary minimum guidelines that have the force of law.

Standards for Hot Tub Professionals:

• APSP-2 1999 Standard for Public Spas
• ANSI/APSP/ICC-6 2013 Standard for Residential Portable Spas and Swim Spas
• ANSI/APSP/ICC-7 2013 Standard for Suction Entrapment Avoidance in Swimming Pools, Wading Pools, Spas, Hot Tubs, and Catch Basins
• ANSI/APSP/ICC-8 2005 (R2013) Model Barrier Code for Residential Swimming Pools, Spas, and Hot Tubs
• ANSI/APSP-11 2009 Standard for Water Quality in Public Pools and Spas
• ANSI/APSP/ICC-14 2014 Standard for the Energy Efficiency of Portable Electric Spas and Hot Tubs
• ANSI/APSP/ICC-15a 2013 American National Standard for Residential Swimming Pool and Spa Energy Efficiency
• ANSI/APSP/ICC-16 2017 Standard for Suction Outlet Fitting Assemblies
• Workmanship Guidelines and Practices for Residential Inground Swimming Pools and Swim Spas (2013)
• ICC/APSP International Swimming Pool and Spa Code 2015 (ISPSC 15)