Training, exams and certification
Training, exams and certification
An IASSC Lean Six Sigma exam voucher costs €248 for Yellow Belt, €351 for Green Belt and €454 for Black Belt, excluding VAT. No course and no project are required, so the voucher is the whole cost unless you add training or a retake.
Reviewed by Claudio Restaino, accredited trainer
GoToCertify exam vouchers for the official IASSC exam, delivered online by PeopleCert with a proctor, 24/7.
| Yellow Belt | €248 excl. VAT. 60 questions in 120 minutes, closed book, pass mark 70%. Covers Define, Measure and Control. |
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| Green Belt | €351 excl. VAT. 100 questions in 180 minutes, closed book, pass mark 70 of 100. Covers all five DMAIC phases. |
| Black Belt | €454 excl. VAT. 150 questions in 240 minutes, closed book, pass mark 105 of 150. All five DMAIC phases, in more depth. |
| A course | Not required at any belt. Training helps, but it is optional. |
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| A project | IASSC certification does not require a completed project. |
| The lower belts first | There is no prerequisite: you can sit Green Belt or Black Belt directly. |
| A failed exam | Each voucher is single use. Take2, bought before the exam, gives one resit within 6 months; it is free for PeopleCert Plus members. |
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| Staying Current | The certification is recognised perpetually; to stay Current after three years you pass a recertification exam. |
| Language | The exam is available in English, French, Japanese and Latin American Spanish. |
€351 excluding VAT for the exam voucher.
Yes. IASSC lists no prerequisite, so you can sit Black Belt without Yellow or Green Belt.
No. It is in English, French, Japanese and Latin American Spanish.
No. The voucher covers the exam; write to us if you want a course for yourself or your team.
Exam vouchers: Yellow Belt · Green Belt · Black Belt
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