b. the national legislation provides for a matter that, to be dealt with effectively, requires uniformity across the nation, and the national legislation provides that uniformity by establishing-
<li>Mulayo wa lushaka u shumana na mafhungo ane, uri hu shumaniwe nao nga nḓila yavhuḓi, zwi ṱoḓa uri mafhungo a shumaniwe nao nga nḓila i fanaho vhukati ha lushaka, na uri mulayo wa lushaka u ite uri hu vhe na u fana nga u thoma -