How much does the IASSC Lean Six Sigma Black Belt exam cost?

The official exam fee is $450 USD. Pricing may vary by country, currency, or voucher.

LSSBB Lean Six Sigm… Certification Practice Questions (2026)

What topics are on the IASSC Lean Six Sigma Black Belt exam?

The IASSC Lean Six Sigma Black Belt exam is organized into 5 domains. The highest‑weight domains are Improve Phase and Measure Phase.

Use the official exam objectives and guides below to confirm the latest version and topic coverage:

Official IASSC Lean Six Sigma Black Belt exam guide Certification Page Sample Questions Url

Define Phase 15%

1.1

The Basics of Six Sigma

6 subtopics

1.1.1Meanings of Six Sigma

1.1.2General History of Six Sigma & Continuous Improvement

1.1.3Deliverables of a Lean Six Sigma Project

1.1.4The Problem Solving Strategy Y = f(x)

1.1.5Voice of the Customer, Business and Employee

1.1.6Six Sigma Roles & Responsibilities

Learning Objectives

Define Six Sigma and its methodologies
Understand project deliverables and success criteria
Apply Y=f(x) thinking to problem solving

1.2

Fundamentals of Six Sigma

5 subtopics

1.2.1Defining a Process

1.2.2Critical to Quality Characteristics (CTQ's)

1.2.3Cost of Poor Quality (COPQ)

1.2.4Pareto Analysis (80:20 rule)

1.2.5Basic Six Sigma Metrics

1.3

Selecting Lean Six Sigma Projects

3 subtopics

1.3.1Building a Business Case & Project Charter

1.3.2Developing Project Metrics

1.3.3Financial Evaluation & Benefits Capture

1.4

The Lean Enterprise

5 subtopics

1.4.1Understanding Lean

1.4.2The History of Lean

1.4.3Lean & Six Sigma

1.4.4The Seven Elements of Waste

1.4.55S

Domain Hands-on Skills

Project charter creationSIPOC diagram developmentVOC collection and analysisCTQ tree constructionWaste identification

Common Mistakes to Avoid

Poorly defined project scope
Inadequate stakeholder engagement
Unclear problem statements
Missing financial justification

Measure Phase 20%

Analyze Phase 20%

Improve Phase 25%

Control Phase 20%

How do I earn the IASSC Lean Six Sigma Black Belt certification?

Official Pathway Guidance

Track: Six Sigma Quality

Prerequisites

LSSYBIASSC Lean Six Sigma Yellow BeltOptional
LSSGBIASSC Lean Six Sigma Green BeltOptional

Next Steps

MBBMaster Black Belt
CQEASQ Certified Quality Engineer
CMQ-OEASQ Manager of Quality/Organizational Excellence

Current Level

CSSBBASQ Certified Six Sigma Black BeltAlternative Vendor
SSBBSix Sigma Council Black BeltAlternative Vendor

Alternative Paths

Career Progression

Entry Level

Quality Analyst
Process Analyst
Junior Six Sigma Specialist

Mid Level

Six Sigma Black Belt
Process Improvement Manager
Quality Manager

Senior Level

Master Black Belt
Director of Operational Excellence
VP of Quality
Chief Process Officer

Certification Maintenance

Recertification Options:
Not required - IASSC certifications do not expire

What should I study for the IASSC Lean Six Sigma Black Belt exam?

Use the official resources and study materials below to prepare for the IASSC Lean Six Sigma Black Belt.

Practice the Lean Six Sigma Black Belt with our Exam Simulator

Free practice questions, exam guides, and real exam‑style explanations in our Planet Cert simulator.

Official Resources

What's changed on the IASSC Lean Six Sigma Black Belt exam in 2026?

This section summarizes what’s changed for the IASSC Lean Six Sigma Black Belt and the current exam status (ACTIVE).

Official Links & References

The Future of Six Sigma 2025

IASSC Annual Report

Six Sigma Industry Report 2024

Technology Coverage

Statistical SoftwareMinitab 21

New features for predictive analytics and automated analysis

Released: 2024-03-01

Python for Six SigmaSciPy 1.11+

Growing acceptance of Python as alternative to traditional tools

Released: 2024-01-01

Cloud-based SPCVarious

Real-time data collection and analysis in cloud environments

Released: 2024-ongoing

Industry Trends

AI and machine learning integration becoming essential for advanced practitioners
Healthcare and service sector adoption accelerating
Remote and virtual project management skills increasingly important
Sustainability and ESG metrics integration into Six Sigma projects
Digital transformation projects requiring Six Sigma expertise

Who should take the IASSC Lean Six Sigma Black Belt exam?

The IASSC Lean Six Sigma Black Belt is designed for Quality professionals and related roles.

Recommended Experience

IASSC Certified Green Belt (ICGB) or equivalent
3-5 years of process improvement experience
Completion of at least 2 Six Sigma projects
Statistical software proficiency (Minitab, JMP, R, or Python)
Leadership or team lead experience

Target Audience

Quality professionals
Process improvement specialists
Operations managers
Project managers
Manufacturing engineers
Healthcare quality professionals
Financial services analysts

Experience Level: Advanced

How much does the IASSC Lean Six Sigma Black Belt cost?

The official exam fee for the IASSC Lean Six Sigma Black Belt is $450 USD.

Exam Cost	$450 USD
Scheduling	Official exam scheduling page
Testing Centers	Pearson VUE, Prometric, PeopleCert Online Proctoring, IASSC Accredited Providers
Online Proctoring	Available

How long is the IASSC Lean Six Sigma Black Belt certification valid?

The IASSC Lean Six Sigma Black Belt certification is typically valid for lifetime (see renewal options below).

Valid For	lifetime
Recertification	Not required - certification does not expire

Lean Six Sigma Black Belt

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