Because standards are protected by copyright, "free" downloads of the complete, current version are rarely available through legal channels. You can obtain the official document from:

and onboard communication gateways.

Includes guidelines for hardware, software, component selection, and printed circuit board (PCB) manufacturing. Accessing the Standard

Contrary to the myth, you access the standard legally without paying the full retail price. Here are legitimate methods:

: Be cautious of third-party sites offering "free PDF downloads." These often host outdated versions (e.g., the 1977 or 1998 editions) or may contain malware. IEC Webstore Scope and Application

: Systems connected to the vehicle's accumulator battery or low-voltage power supply. Exclusions

Understanding IEC 60571: Railway Electronic Equipment Standards (And Safely Accessing Documents)

The current active version is , which has 92 pages and is available in both English and French.

But here’s the harsh truth: The standard is copyrighted by the International Electrotechnical Commission (IEC) and sold through authorized national committees and partners. However, this article will guide you through everything you need to know about the standard, why it’s essential, and how to legally access it—sometimes at no cost depending on your location or institutional access.