IEC 60358-1:2025 is available as IEC 60358-1:2025 RLV which contains the International Standard and its Redline version, showing all changes of the technical content compared to the previous edition.

IEC 60358-1:2025 This part of IEC 60358 applies to:
Coupling capacitors and capacitor dividers, with rated voltage > 1 000 V, connected line to ground with the low-voltage terminal either permanently earthed or connected to devices, for applications listed hereunder and other similar uses.
This document serves as a basic standard for the coupling capacitors and capacitor dividers.