IEC 61508-3:2026 FDIS published — software requirements for E/E/PE safety-related systems
Original title: Functional safety of electrical/electronic/programmable electronic safety-related systems - Part 3: Software requirements
IEC has released the Final Draft International Standard (FDIS) for IEC 61508-3:2026, the third edition covering software requirements for functional safety of E/E/PE safety-related systems, available for purchase during its voting period from 2026-10-02 to 2026-11-13. This edition is a technical revision that cancels and replaces the second edition (2010). Organisations developing or certifying E/E/PE safety-related software must prepare to align with updated systematic capability requirements and clarified formal methods guidance. Purchasers of the FDIS will automatically receive the Redline version of the final publication upon release.
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