https://blog.autozyx.com/en/tags/ul-4600/Recent content in UL 4600 on AutoZYX Bloghttps://autozyx.com/assets/ZYX%20logo.pnghttps://autozyx.com/assets/ZYX%20logo.pngHugoenWed, 03 Jun 2026 00:00:00 +0000https://blog.autozyx.com/en/posts/asil-e-no-human-fallback/Wed, 03 Jun 2026 00:00:00 +0000https://blog.autozyx.com/en/posts/asil-e-no-human-fallback/ASIL E is not a published standard. Its value is not the name of a higher integrity level, but the question it forces L4/L5 safety arguments to answer: when there is no human fallback, can the safety case still credit a human controller? This post turns the proposal into a no-human-fallback evidence chain across ISO 26262, ISO 21448, UL 4600, ROAM, DRIVEResearch, and ADSafetyPilot.