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Is It Right for You? Six Sigma Green Belt Certification - CSSGB

Step 1. Is this the right certification for you?

Here are the requirements and exam specifics for a Six Sigma Green Belt. If you already know that this is the certification you want to pursue, move on to exam preparation.

Required Experience

Six Sigma Green Belts are employees who spend some of their time on process improvement teams. They analyze and solve quality problems, and are involved with Six Sigma, lean or other quality improvement projects. The Six Sigma Green Belt certification requires three years of work experience in one or more areas of the Six Sigma Green Belt Body of Knowledge. Work experience must be in a full time, paid role. Paid intern, co-op or any other course work cannot be applied towards the work experience requirement. Educational waivers are not granted.

Minimum Expectations for a Certified Six Sigma Green Belt

  • Operates in support of or under the supervision of a Six Sigma Black Belt
  • Analyzes and solves quality problems
  • Involved in quality improvement projects
  • Participated in a project, but has not led a project
  • Has at least three years of work experience
  • Has ability to demonstrate their knowledge of Six Sigma tools and processes


Each certification candidate is required to pass a written examination that consists of multiple choice questions that measure comprehension of the Body of Knowledge. The Six Sigma Green Belt Certification is a four-hour, 100 multiple-choice question examination. It is offered in the English language only.

Examinations are conducted twice a year, in June and December, by local ASQ sections and international organizations. All examinations are open-book. Each participant must bring his or her own reference materials. Use of reference materials and calculators is explained in the seating letter provided to applicants.

Please Note: The Body of Knowledge for certification is affected by new technologies, policies, and the changing dynamics of manufacturing and service industries. Changed versions of the examination based on the current Body of Knowledge are used at each offering.

Are you ready to get started? Prepare for the exam. >>>