Many engineering firms maintain corporate licenses via platforms like IHS Markit, Techstreet, or SAI Global, allowing employees legal access to vast standards libraries.
Through this free-of-charge program, developing and newly industrializing countries receive free IEC International Standards for national adoption:
The most critical aspect of IEC 61537 is the Safe Working Load (SWL) verification. The standard defines specific testing methods to determine how much weight a cable tray or ladder can safely hold without excessive deflection or structural failure.
Note that these adoptions typically follow the original IEC content but may be offered in local languages with local pricing.