How long is commercial diving school?
Published program lengths for DCBC-accredited schools:
| School | Duration | Source |
|---|---|---|
| Commercial Diving Institute of Canada (CDI) | 21 weeks, 1,080+ instructional hours | 2026-10-19 |
| DiveSafe International | 21 weeks / 840 hours | 2026-10-19 |
| Atlantic Commercial Diving Centre | 23 weeks (typically January to June) | 2026-10-19 |
| B.C. College of Diving | not published | 2026-10-19 |
| Institut maritime du Québec (CFPP) | 1 year, 1,440 hours (ELW.08) | 2026-10-19 |
| ETSM Horizon | 16 weeks intensive, March to June, 5-7 days/week, 10 h/day | 2026-10-19 |
| Underwater Skills Institute | not published | 2026-10-19 |
| Canadian Coast Guard (Sea Island) | not published | n/a |
| CISSS Chaudière-Appalaches (Hôtel-Dieu de Lévis) | not published | n/a |
| Shanfe Research & Consulting | not published | n/a |
Published entry programs run from 16 weeks (ETSM Horizon) to one year (IMQ). Most of the unrestricted surface-supplied programs that publish a length are about 21 to 23 weeks.