Membership & Certification

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Applying for CxA Certification


Click here to download the CxA Application Form
.  Applications must be received by the ACG Certification Department at least 21 days in advance of testing at an ACG event.

CxA Candidate Handbook

Download the CxA Candidate Handbook for comprehensive information regarding the CxA certification program and the new examination.

About the New CxA Examination

The updated CxA exam consists of multiple choice questions designed to test a person's ability to understand and apply commissioning concepts, and analyze the types of issues CxAs typically face on the job.  This exam is based on the new occupational guidelines for Building Commissioning Professionals that was developed by the U.S. Department of Energy.

CxA Examination Reference List

Following is a list of the references that were used during development of the CxA certification examination.  This list is made available to individuals who are pursuing CxA certification and want to enhance their ability to apply commissioning concepts.  This is not intended as a comprehensive list of all materials available to CxA candidates.


CxA Certification Data

For the 12 month period ending August 31, 2017, 172 individuals applied for CxA certification. Of those applying, 166 were granted Candidate status and approved to take the CxA exam. The new CxA exam was taken 142 times, with 115 passing, for a passing rate of 81%. As of September 26, 2017 there were 1,231 active CxAs.