EN 50126/50128/50129 — Railway RAMS and Safety
The EN 5012x family of European standards governs RAMS (Reliability, Availability, Maintainability, Safety) for railway applications. EN 50126 addresses the RAMS lifecycle, EN 50128 covers software for railway control and protection systems, and EN 50129 covers safety-related electronic systems. Together they form the railway safety case framework mandated for signaling, train control, and safety-critical railway systems across Europe.
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Framework Domains (3)
EN 50126: RAMS Lifecycle
| Code | Title |
|---|---|
| EN50126-1 | Concept Phase |
| EN50126-2 | System Definition and Application Conditions |
| EN50126-3 | Risk Analysis and Evaluation |
| EN50126-4 | RAMS Requirements Specification |
| EN50126-5 | Design and Implementation |
| EN50126-6 | RAMS Validation and Acceptance |
EN 50128: Software Development
| Code | Title |
|---|---|
| EN50128-1 | Software Safety Integrity Levels |
| EN50128-2 | Software Requirements Specification |
| EN50128-3 | Software Architecture and Design |
| EN50128-4 | Software Module Design and Testing |
| EN50128-5 | Software Integration and Testing |
| EN50128-6 | Software Validation |
| EN50128-7 | Software Assessment and Certification |
EN 50129: Safety Case and Safety Approval
| Code | Title |
|---|---|
| EN50129-1 | Safety Case Structure |
| EN50129-2 | Evidence of Safety Management |
| EN50129-3 | Evidence of Functional and Technical Safety |
| EN50129-4 | Safety Integrity Level Allocation |
| EN50129-5 | Safety Acceptance and Approval |
Maps to 568 other frameworks
Frequently Asked Questions
What is EN 50126/50128/50129 — Railway RAMS and Safety?
EN 50126/50128/50129 — Railway RAMS and Safety is a compliance framework from European Union with 3 domains and 18 controls. The EN 5012x family of European standards governs RAMS (Reliability, Availability, Maintainability, Safety) for railway applications. EN 50126 addresses the RAMS lifecycle, EN 50128 covers software for railway control and protection systems, and EN 50129 covers safety-related electronic systems. Together they form the railway safety case framework mandated for signaling, train control, and safety-critical railway systems across Europe. It is used by organisations to establish and maintain compliance with industry standards and regulatory requirements.
How many controls does EN 50126/50128/50129 — Railway RAMS and Safety have?
EN 50126/50128/50129 — Railway RAMS and Safety has 18 controls organised across 3 domains. The largest domains are EN 50128: Software Development (7 controls), EN 50126: RAMS Lifecycle (6 controls), EN 50129: Safety Case and Safety Approval (5 controls). Each control defines specific requirements that organisations must implement to achieve compliance.
What frameworks does EN 50126/50128/50129 — Railway RAMS and Safety map to?
EN 50126/50128/50129 — Railway RAMS and Safety maps to 568 other compliance frameworks. The top mapping partners are CSA STAR (Security, Trust, Assurance, and Risk) (28% coverage), ASEAN Data Management Framework (28% coverage), US OFAC Sanctions Compliance Framework (28% coverage). Use our comparison tool to explore control-level mappings between frameworks.
How do I get started with EN 50126/50128/50129 — Railway RAMS and Safety compliance?
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