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ISA-95 responsibility assignments

Whether responsibilities are assigned across ISA-95 levels.

Key Takeaways

  • Responsibility assignments across ISA-95 levels remain only partially established in most organizations, indicating that governance ownership and operational accountability structures are still evolving.
  • Partial assignment of responsibilities (19%) represents the most common maturity stage, suggesting that organizations are beginning to formalize ownership across OT layers but have not yet achieved full governance consistency.
  • A notable share of organizations either have responsibilities not assigned (14%) or remain uncertain about ownership structures (10%), highlighting gaps in operational clarity and cross-functional coordination.
  • The absence of fully assigned responsibility models suggests that many organizations still face challenges in aligning governance, accountability, and operational roles across ISA-95 environments.

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