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Building Analyst Technician (BA-T)


The BPI Building Analyst Technician (BA-T) certification is an early-career credential for workers in the home performance industry. This certification gives a great entrance to the industry while providing a clear path for professional growth.

A BA-T's work includes data collection and diagnostic testing for a whole-home assessments. The BA-T's skills and knowledge include: buildings & their systems, testing & data collection, and industry standards.

The BA-T is earned by passing a field test with oral questions. BPI's Building Science Principles Certificate of Knowledge (BSP) is a prerequisite for the BA-T certification exam. You can learn more about how to earn the BSP here.

Certified Professionals and Candidates can learn more about the rollout of the BA-T here. Test Centers and Proctors can learn more about their part in the rollout here.

Certification Scheme Handbook

Please read the BA-T Certification Scheme Handbook to prepare for taking the certification exam.

Get Certified as a Building Analyst Technician

  1. Read the BA-T Certification Scheme Handbook, Field Guide, and Job Task Analysis for the Building Analyst Technician certification.
  2. Training (optional): BPI does not require training and is not affiliated with any training centers. However, individuals that complete training typically perform better on BPI exams. Most BPI Test Centers offer training.
  3. Schedule your exams with a BPI Test Center in your area.
  4. Take your Building Analyst Technician Exam. This is a field exam which includes oral questions. There is no written exam.
  5. Test Scores: After taking the field exam, you should see your results in your candidate account within 2-4 weeks.
  6. Certification: If successful, your certifcation will be available for print or download in your BPI candidate account

Field Guide

Please read the Field Guide for the Building Analyst Technician certification.

Exam and Testing Knowledge List

Please read the Building Analyst Technician Job Task Analysis for information on subjects covered on the exam.

Standards of reference for the Building Analyst Technician certification exams include:

Field exam: Hands-on exam with oral questions. Please note that the exam contains gated items (below) that must be completed successfully to pass the exam, regardless of any other exam score.

  • Candidate prepared combustible gas and CO measurement instruments for use according to ANSI/BPI-1200
  • Candidate sampled indoor ambient CO levels
  • Candidate sampled indoor ambient air for combustible gas levels on one floor of the house
  • Candidate monitored ambient CO levels in the CAZ during all combustion safety testing and stated results
  • Candidate set combustion appliances to pilot or standby to ensure they do not fire during the blower door test.

Time limit: 4 hours
Passing score: 70% or higher
Processing time for exam results: 2-4 weeks

Exam Fees

Exam prices are set by BPI Test Centers. Please contact them for pricing.


BPI Building Analyst Technicians must recertify every three (3) years.

You may bypass the recertification exam by providing documentation of 1,000 hours of verified work experience during your current certification cycle.

Please review the Certification Renewal Policies for more information. Once you have determined that you are eligible for renewal, submit the Application for Certification Renewal with the associated renewal fee and any supporting documents.

Interested in pursuing the BPI Building Analyst Professional certification? Learn more about it here.