Section 20-6-421 - Conditions for district annexation(1) An elementary district may be annexed to a contiguous elementary district under the provisions of 20-6-422 when: (a) a third-class district where a high school is not located is annexed to a third-class district where a high school is located, to a first-class district, or to a second-class district;(b) a third-class district where a high school is located is annexed to a first-class district or to a second-class district; or(c) a second-class district is annexed to a first-class district.(2) A high school district may be annexed to a contiguous high school district or a K-12 school district may be annexed to a contiguous K-12 school district under the provisions of 20-6-422 when: (a) a third-class district is annexed to a first-class district or to a second-class district; or(b) a second-class district is annexed to a first-class district.En. Sec. 1, Ch. 510, L. 2005.