Acceptance varies by state and by certification. On each course page, we have state acceptance listed, additionally, we have a comprehensive license page here: https://chctraining.com/why-chc/approvals-licenses/. Many states and federal regulatory agencies have a list of approved training providers on their websites. Verification of applicability is the student’s responsibility as many agencies change regularly. Classes that carry national approval include; Awareness level classes, Silica Competent Person, Operations & Maintenance (O&M) Initial and Refresher, Epidemic/Pandemic Response Contractor, Coronavirus Cleaning for the Contractor, OSHA/HAZWOPER Courses, First Aid/CPR/AED.