This Standard covers vitreous and non-vitreous china plumbing fixtures and specifies requirements for materials, construction, performance, testing, and markings. This Standard's performance requirements and test procedures apply to all types of water closets and urinals that discharge into gravity drainage systems in permanent buildings and structures, independent of occupancy.

This standard is a consolidation and revision of ASME A112.19.2-2003, ASME A112.19.9M-1991, ASME A112.19.13-2001, and ASME A112.19.19-2006. It also replaces CAN/CSA-B45.1-02