Compliance
What's the difference between a CEU certificate and a PDU certificate for behavior analysts?
Published April 8, 2026
CEUs and PDUs both exist to keep behavior analysts current — but they apply to different credentials, have different rules, and often live on completely different certificates. If you're training both audiences (which most organizations end up doing eventually), knowing the distinction protects you from issuing the wrong document to the wrong learner. It's a small thing that prevents a very embarrassing email later.
What's the difference between a CEU and a PDU for behavior analysts?
CEUs (Continuing Education Units) are required for BCBAs and BCaBAs to maintain their certification. PDUs (Professional Development Units) are required for RBTs to maintain theirs. They're governed by the same body (the BACB), but the requirements, formats, and acceptable activities differ. A certificate that's valid for a BCBA may not satisfy an RBT's PDU requirements, and vice versa.
Who needs CEUs and who needs PDUs?
BCBAs and BCaBAs need CEUs — typically a set number per 2-year cycle, with specific subsets in Ethics and (when applicable) Supervision. RBTs need PDUs as part of their annual renewal process. If you're training both audiences, you need to be ready to issue both types of certificates.
Can the same training event count for both CEUs and PDUs?
Sometimes. The content may be identical, but you have to issue separate certificates that match each credential's requirements. The cleanest way I've found is to set up two parallel "courses" in a certificate platform — same content, same quiz, but two different templates so each learner walks away with the right document.
What does a PDU certificate need to include?
The format expectations are similar to a CEU certificate (learner name, provider info, training title, date, hours), but the certificate should be clearly labeled as PDUs and tied to the RBT renewal context. Mislabeling a PDU as a CEU can cause real problems for the learner during renewal — and it's usually caused by reusing a template without updating the label.
Do I need to be an ACE provider to issue PDUs?
PDU requirements for RBTs are managed by the RBT supervisor and the employing organization, not the ACE provider system. That said, providing structured, documented training with proper certificates is the gold standard for supporting an RBT's PDU requirements regardless of ACE status.
If you train both BCBAs and RBTs, the cleanest setup is one source of content with two templates — one labeled CEU, one labeled PDU — so each learner walks away with the right document for their credential. Doing this once at setup is much easier than fixing it after a confused email from a learner two months later.
About CEU Lab Certs
I'm an Org ACE Provider who spent years manually creating CEU certificates and stitching together clunky systems that weren't built for the BACB's changing requirements. I built CEU Lab Certs to be the tool I wished existed — BACB-compliant templates, shareable quiz links, automated certificate delivery, and audit-ready records in one place, so you can spend your time teaching instead of doing certificate admin on a Sunday.
Keep reading
What should a BACB-compliant CEU certificate template include?
The exact fields the BACB expects on a CEU certificate, with a checklist you can use to audit your current template tonight.
What are the CEU requirements for BCBAs in 2025/2026?
A current reference on BCBA CEU requirements for the 2025–2026 cycle, with notes for providers issuing CEUs.
Can CEUs be earned through online courses and webinars?
Online courses and webinars are now one of the most common CEU formats. Here's what makes them BACB-compliant.