The American Society of Plumbing Engineers (ASPE) is pleased to announce that ASPE/ANSI 45-2025: Siphonic Roof Drainage was approved as an American National Standard by the American National Standards Institute (ANSI) on May 5, 2025.

The 45-day ANSI public review period will be from June 6, 2025, to July 21, 2025. Proposed Addendum C will supplement ANSI/ACCA 3 Manual S – 2023, and Addenda A and B – 2024. 

The American Water Works Association (AWWA) has announced it has achieved the prestigious Audited Designator status as a standards developer at the American National Standards Institute (ANSI).

The publication is expected to be finalized and made publicly available by May 31, 2026.

These standards arm contractors with procedures they need to properly select HVACR equipment, driving professionalism and excellence throughout the industry. 

The Texas state capital and 11^th most populous city in the United States has utilized the Uniform Codes since 1974.

The accreditation adds to SCB’s already comprehensive menu of certification services for organizations wishing to demonstrate their capabilities via systems certification.

This new edition of the ASSE Series 6000 builds on the 2021 version and includes key updates, including the addition of Standard 6070 for Medical Gas Systems Design Instructors.

This partnership leverages the expertise of both organizations to provide accessible and impactful training on responsible water management practices.

This second public review only addresses additional modifications based on comments received during the first ANSI public review period on Feb. 23, 2024.