National Railway Safety Regulator Act: Regulations: National railway safety permit (Gazette 38929, Notice R549)
https://www.polity.org.za/article/national-railway-safety-regulator-act-regulations-national-railway-safety-permit-gazette-38929-notice-r549-2015-07-10
10th July 2015
National Railway Safety Regulator Act: Regulations: National railway safety permit (Gazette 38929, Notice R549)