ASPE Standards Development


The American Society of Plumbing Engineers is committed to helping plumbing engineers design high-quality plumbing systems that protect public health and safety by developing consensus standards on plumbing system design practices. ASPE is a member of and approved by the American National Standards Institute (ANSI) as an ANSI-accredited standards developer. As such, ASPE may submit standards for approval by ANSI’s Board of Standards Review as meeting certain criteria regarding due process in development to be designated as American National Standards.


Main Design Standards Committee

Standards Committee Application

Procedures for ASPE Design Standards Development

Published Standards

For Public Review

Questions about ASPE standards, the Main Committee, or Working Groups should be sent to