National Regulator for Compulsory Specifications Act: Compulsory specification: Earth Leakage Protection Devices: Amendment (Gazette 39922, Notice R438)
https://www.polity.org.za/article/national-regulator-for-compulsory-specifications-act-compulsory-specification-earth-leakage-protection-devices-amendment-gazette-39922-notice-r438-2016-04-25
25th April 2016
National Regulator for Compulsory Specifications Act: Compulsory specification: Earth Leakage Protection Devices: Amendment (Gazette 39922, Notice R438)