Artificial intelligence (AI) policy: ASHRAE prohibits the entry of content from any ASHRAE publication or related ASHRAE intellectual property (IP) into any AI tool, including but not limited to ChatGPT. Additionally, creating derivative works of ASHRAE IP using AI is also prohibited without express written permission from ASHRAE. For the full AI policy, click here.

Shaping Tomorrow’s Global Built Environment Today

ASHRAE Handbook Central

Information and tools for ASHRAE TCs developing Handbook Content

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Official Handbook Base Files

Log in to the Authoring Portal to edit or download Word files of your TC's Handbook chapters (for authorized revisers only; ASHRAE Member login required). Contact Handbook staff to obtain copies of old (noncurrent) Handbook chapters for use in revisions.

ASHRAE Authoring Portal
An online tool for collaborative content development.