Versions of Missouri Laws 143.2115 - Definitions -- income tax deduction for increased qualified trade activities .. on LawServer 2023 Missouri Laws 143.2115 – Definitions — income tax deduction for increased qualified trade activities .. 2022 Missouri Laws 143.2115 – Definitions — income tax deduction for increased qualified trade activities … 2020 Missouri Laws 143.2115 – Definitions — income tax deduction for increased qualified trade activities … 2018 Missouri Laws 143.2115 – Definitions — income tax deduction for increased qualified trade activities …