North American Board of Certified Energy Practitioners
The North American Board of Certified Energy Practitioners (NABCEP) is the “gold standard for PV and Solar Heating Installation and PV Technical Sales Certification. Raising industry standards and promoting consumer confidence, NABCEP offers certification and certificate programs to renewable energy professionals throughout North America.
How To Register
Visit your test sponsor’s website for more information about the application process, fees, and eligibility requirements.
Schedule A Test
Applicable to Entry Level Only: Scheduling begins when you receive the Notice to Schedule (NTS) email from Castle. Scheduling periods vary from exam to exam, so check your Candidate Handbook or your test sponsor's website for more information. Login to the web link in your NTS to schedule your exam site and date, then Castle will immediately send you another email to confirm your appointment.
Purchase Practice Tests
Please keep in mind, from the time of initial access to your practice test, you will have a 48-hour window to complete your two-hour practice test.
Find A Location
Castle delivers tests for some of the best testing programs in the world. Our mission is to provide you with a safe, secure, comfortable, and convenient testing experience.
We wish you good luck on your exam!
Please Note: NABCEP’s examinations are currently only available at Castle test sites in the US and Canada.
Prepare For Your Tests