Versions of Idaho Code 39-176E - Construction Requirements for New Phosphogypsum Stacks -- Lateral Expansions of Existing Phosphogypsum Stacks on LawServer 2023 Idaho Code 39-176E – Construction Requirements for New Phosphogypsum Stacks — Lateral Expansions of Existing Phosphogypsum Stacks 2022 Idaho Code 39-176E – Construction Requirements for New Phosphogypsum Stacks — Lateral Expansions of Existing Phosphogypsum Stacks 2021 Idaho Code 39-176E – Construction Requirements for New Phosphogypsum Stacks — Lateral Expansions of Existing Phosphogypsum Stacks 2019 Idaho Code 39-176E – Construction Requirements for New Phosphogypsum Stacks — Lateral Expansions of Existing Phosphogypsum Stacks