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.

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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.

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Find approved schools

Standards Program

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

Standards charts

2018 Mid-Year Meeting