Guidance
Jun 26, 2025
The joint US/EU committee developing the next revision of DO-254 has published its approved terms of reference. Scope includes consolidation of AC/AMC 20-152A guidance, coverage of modern technologies like SoC and multi-core processors, and alignment with DO-178C terminology.
Guidance
May 14, 2024
Order 8110.105B replaces 8110.105A, removing chapters 3–6 that conflicted with AC 20-152A and AC 00-72. Now primarily focuses on Level of Involvement (LOI) calculations and how much data auditors expect to see at each review gate.
Vendor
May 13, 2025
Siemens expands its Verification Academy with a dedicated DO-254 functional safety track. Covers Questa One Functional Safety solution for avionics FPGA/ASIC workflows, structural coverage analysis, and requirements-based verification.
Guidance
May 15, 2024
Overview of the SC-243/WG-128 committee work toward DO-254A. Key areas include consolidation of existing guidance, complexity assessment for modern hardware, and coverage of model-based development and UVM verification techniques.
FAA
Dec 3, 2024
AFuzion announces the release of DO-254 engineering checklists fully compliant with the new AC 20-152A and AMC 20-152A requirements. Addresses the 29 additional objectives beyond DO-254 including COTS IP, COTS devices, and circuit board assemblies.
Vendor
Oct 6, 2020
Tammy Reeve (Patmos Engineering / ACS) summarizes the impact of AMC 20-152A on design standards and HDL code coverage requirements. AMC 20-152A solidifies expectations for statement, branch, and condition coverage with gap justification.
Event
2026
RTCA and MITRE Aviation Institute announce four DO-254 training sessions for 2026: March 23, May 18, September 14, and December 14. Four-day course conducted by Randall Fulton covering DO-254 lifecycle, AC 20-152A compliance, and current FAA/EASA guidance.
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