You can purchase the IEC standard you need at a very low price.You can download IEC standards here.
IEC 60587:2022
ISO/IEC 27001:2013
ISO/IEC 19540-1:2022
ISO/IEC 15962:2022
ISO/IEC TR 49794:2022
ISO/IEC 23751:2022
ISO/IEC 38503:2022
ISO IEC 38507:2022
IEC 63248:2022
IEC 61689:2022