The MSC-431 exam leads to the Lean Six Sigma Black Belt certification from Motorola Solutions. It is positioned at the Expert level. The exam validates the knowledge and skills expected of candidates preparing for Motorola Solutions Lean Six Sigma Black Belt.

Related certifications include:

• Lean Six Sigma Green Belt
• Lean Six Sigma Master Black Belt

The MSC-431 exam includes 100–110 questions and allows 240 minutes. Before test day, divide the available time by the number of questions in a timed practice set to establish a steady per-question pace. If a difficult item starts consuming too much time, mark it for review and move forward instead of losing momentum. A full timed practice session can help you decide when to move on, when to return, and how much buffer to reserve for a final check.

The passing score for MSC-431 is 70% or equivalent scaled score, and the official exam fee is Official price not published publicly; third-party training ranges $400–$750 USD. Because a retake requires paying the exam fee again, use timed practice results as a readiness check before scheduling your next attempt. If your performance remains inconsistent, continue reviewing weak domains and repeat a timed session before booking the exam.

Recommended: Lean Six Sigma Green Belt certification + 3+ years of relevant work experience; no strict mandatory exam prerequisite

Eligibility rules can change, so confirm the current requirements on the official exam page before registering.

You can register through the official channels listed below:

• Motorola Solutions Training & Certification Portal

The available exam delivery method is Computer-based testing (onsite test center or online proctored).

The official training options include:

• Official Motorola Solutions Lean Six Sigma Black Belt Training

After reviewing the recommended training, reinforce what you learned with Actual4dump's 100 practice questions for MSC-431.

Yes. Actual4dump provides a free PDF demo so you can review the format, question style, and answer quality before placing an order. Your purchase includes 365 days of free updates, and expired products can receive continued update service at a 50% discount.

If you purchase the corresponding MSC-431 preparation material and do not pass that exam within 60 days of purchase, you may apply for a full refund under the 100% Money Back Guarantee. The request requires a scanned exam enrollment slip and the official Score Report PDF, submitted within two days after the exam. Eligible requests are processed within seven days.

Claims are not eligible if the exam was taken within three days of purchase, the product was downloaded without an exam attempt, the order was free or expired, or the candidate name does not match the payer name. If you prefer an exchange instead of a refund, you can receive two free products of equal value while keeping the update service for your original purchase.

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The current MSC-431 outline is organized into 5 top-level domains. The first listed areas include:

• Improve Phase (20%)
• Measure Phase (20%)
• Define Phase (20%)

Review the Exam Topics section above for the complete outline and any nested subtopics.