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Lean Six Sigma · Advanced

IASSC Certified Black Belt™ (ICBB™)

Strategic DMAIC leadership: advanced statistics, performance control systems and leading change across the organisation.

Format150 questions
Time240 minutes
Pass mark105 / 150 · 70%
BookClosed
€454excl. VAT
Buy the exam voucher Try 10 free questions first Failed the exam? Retake and Take2 rules

Official IASSC exam through PeopleCert. Online, proctored, 24/7. Pay online now; your vouchers and access details are emailed within 48 working hours.

  • Exam voucher
  • Exam in 4 languages
  • No course required

What you get

Exam voucher

Your Black Belt exam, sat online with a proctor from your home or office, 24/7: 150 questions in 240 minutes, closed book.

A course, if you want one

Training is not required. If you prefer an instructor-led course for yourself or your team, write to us and we will propose one.

What the syllabus covers

  1. Strategic DMAIC leadership
  2. Advanced statistical analysis
  3. Process mapping and optimisation
  4. Performance control systems
  5. Lean integration and waste reduction
  6. Change and stakeholder leadership

Who can take it

PeopleCert lists no prerequisite for this exam. Experience with the subject helps; a course is optional.

How this exam is built, question by question: read the guide.

The exam
  • 150 questions, multiple choice
  • 240 minutes
  • Closed book
  • Pass mark 70% — 105 / 150
  • Languages: 4 — English, French, Japanese and Latin American Spanish
  • Online, remotely proctored, 24/7

Recertification

Valid three years

Every IASSC certification is valid for three years. After that you keep it by sitting the shorter recertification exam.

Black Belt recertification · €294 excl. VAT

75 questions in 120 minutes, closed book, same 70% pass mark. Buy the recertification voucher.

Before you enrol

Is a course required?

No. You can prepare on your own and book the exam when you are ready.

How is the exam taken?

Online, with a remote proctor, from your home or office, at any time of day.

Which languages is the exam in?

4 — English, French, Japanese and Latin American Spanish.

How long does the certification last?

Three years; then you sit the recertification exam.

Can I buy for my team?

Yes. Write to exam@gotocertify.com and we will set up the vouchers for your group.

Book IASSC Certified Black Belt (ICBB).

€454 excl. VAT. Questions first? Write to exam@gotocertify.com. Not sure yet? Try 10 free questions first, free with an account.

Buy the exam voucher
PeopleCert Accredited Training Organization and Approved Examination Organization

BITIL.COM is an ATO (Accredited Training Organization) and an AEO (Approved Examination Organization) of PeopleCert. IASSC®, Certified Yellow Belt™, Certified Green Belt™ and Certified Black Belt™ are marks of the International Association for Six Sigma Certification. Exam facts and package contents from PeopleCert’s published pages, checked in September 2026.

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