Ma’aikatar Shari’a ta Jihar Legas tana daga cikin rassa uku masu daidaita-daidai na Gwamnatin Jihar Legas da aka tsara a ƙarƙashin Kundin Tsarin Mulkin Nijeriya da dokokin gwamnatin Legas. Manyan Alkalan ne Gwamnan Jihar Legas na da yardar Majalisar don su yi aiki har zuwa ƙarshen wa’adinsu, murabus, tsigewa da hukunci, ritaya, ko mutuwa. Kotunan Jihar Legas sun ƙunshi matakai uku na kotuna. Babbar kotun ita ce kotun makoma ta karshe a gaban Kotun Koli ta Najeriya . Gabaɗaya kotun ɗaukaka ƙara ce da ke aiki a ƙarƙashin duba hankali, ma'ana cewa Kotun na iya zaɓar waɗancan shari'o'in da za ta saurara, ta hanyar ba da takaddun taƙaddama . Sauran matakan kotun sun hada da Majistare da Kotun Al'adar. Har ila yau, sashen shari'ar na Jihar Legas ya ƙunshi Hukumar Kula da Harkokin Shari'a wanda ayyukan da doka ta tanada sun haɗa da daukakawa da naɗin ma'aikatan shari'a da kuma sauran ayyukan horo. Babban Alkalin yana aiki a matsayin shugaban hukumar. Sauran wadanda suka banbanta a bangaren shari'a sun haɗa da Babban Lauyan Janar na Jihar Legas da Kwamishinan Shari'a na Jihar Legas | Kwamishinan Shari'a.