IBSSA Releases 2025 Body of Knowledge

Effective for audits commencing Q4 2025.

The IBSSA Body of Knowledge (BoK) clarifies competencies across Yellow, Green, Black, and DFSS Practitioner levels. The 2025 update strengthens statistical rigor, ethical project governance, and sustainability integration.

Highlights

• Re-aligned DMAIC tool depth by level and clarified project evidence requirements.
• Updated exam blueprint with question taxonomy and proctoring guidance.
• Added a sustainability and risk lens across Define and Control phases.
• Expanded DFSS expectations for Voice of Customer and Robust Design.

Institutions seeking accreditation should map syllabi and assessments to the BoK and submit a cross-reference matrix with their application.