ASSE International's membership is a cross-section of the plumbing and mechanical industries, including contractors, engineers, manufacturers, inspectors, instructors, etc.

Become a member

Product Listings

The ASSE Seal gives inspectors, code officials, customers and users confidence in a product's performance within the plumbing system.

Search product listings
Seal authorizations book

Professional Certification

ASSE International is a third-party certifier of piping trade professionals, providing individuals and local jurisdictions with nationally recognized certifications.

ASSE approved schools
ASSE certification list

Standards Program

ASSE International's product performance standards and professional qualifications standards are developed and revised under the ANSI accredited standards development process.

Standards update chart