Miss. Code Ann. § 9-5-11

(1) The Third Chancery Court District is composed of the following counties: (a) DeSoto County; (b) Grenada County; (c) Montgomery County; (d) Panola County; (e) Tate County; and (f) Yalobusha County. (2) The Third Chancery Court District shall be divided into two (2) subdistricts as follows: (a) Subdistrict 3-1 shall consist of DeSoto County. (b) Subdistrict 3-2 shall consist of Grenada County, Montgomery County, Panola County, Tate County and Yalobusha County.