Refresher

Stay current: annual refresher timing, lapses, and how to get back in compliance.

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Guides in Refresher

Does HAZWOPER Certification Expire?

How the 8-hour annual refresher works, grace periods, and the easiest path to get current again.

Reading time: about 5 minutes

Ready to Get Your HAZWOPER Refresher Done?

Choose the refresher course that matches your role.

8 Hour HAZWOPER Refresher 8 Hour HAZWOPER Supervisor