Ma'aikatar muhalli wata hukuma ce ta ƙasa ko ta ƙasa mai alhakin siyasa da ke da alhakin muhalli da/ko albarkatun ƙasa. Ana amfani da wasu sunaye daban-daban don gano irin waɗannan hukumomi, kamar Ma'aikatar Muhalli, Ma'aikatar Muhalli, Sashen Kula da Muhalli, Ma'aikatar Kare Muhalli, ko Sashen Albarkatun Kasa. Irin waɗannan hukumomin yawanci suna magance matsalolin muhalli kamar kiyaye ingancin muhalli, kiyaye yanayi, ci gaba da amfani da albarkatun ƙasa, da rigakafin gurɓata yanayi ko gurɓata muhalli. Ga jerin ma'aikatun muhalli ta ƙasa: Ma'aikatar Albarkatun Ruwa da Muhalli. Ma'aikatar Muhalli da Ci gaba mai dorewa. Hukumar kula da wuraren shakatawa ta kasa. Tarayya Sashen Noma, Ruwa da Muhalli. Jihohi Sashen Muhalli da Ruwa (South Australia). Sashen Muhalli da Kimiyya (Queensland). Sashen Muhalli, Ƙasa, Ruwa da Tsare-tsare (Victoria). Sashen Tsare-tsare, Masana'antu da Muhalli (New South Wales). Sashen Masana'antu na Farko, Ruwa da Muhalli (Tasmania). Ma'aikatar Ruwa da Tsarin Muhalli (Yammacin Ostiraliya). Ma'aikatar Ecology da Albarkatun Kasa. Ma'aikatar Muhalli.