My website shares some free BS standards.Of course,you can find BS standards list here.Have a lucky day.
BS IEC 63057:2020 pdf free
BS ISO 23601:2020 pdf free
BS EN ISO 9453:2020 pdf free
BS ISO 23293:2020 pdf free
BS ISO 7078:2020 pdf free download
BS EN ISO 9092:2011 pdf free download
BS ISO 8573-1:2010 pdf download
BS EN 55024:2010 pdf free
BS EN 312:2010 pdf free download
BS EN 33:2011 pdf free download
IEEE C57.94-2015 pdf free
IEEE C57.12.00-2006 pdf free
IEEE Std 485-2020 pdf free
IEEE C57.12.91-2020 pdf free