Missouri Department of Revenue, find information about motor vehicle and driver To search for archived forms from a previous tax year, choose a year in the Dec 10, 2018 - We last updated the Single/Married with One Income Tax Return in January 2019, so this is the latest version of Form MO-1040A, fully updated for tax year 2018. Apr 17, 2018 - Jan 29, 2019 - Missouri doesn't have a designated form for filing an income tax amendment. Therefore you must fill out Form MO-1040 Individual Income Tax-Long Form,Missouri Department of Revenue, find information about motor vehicle and driver To search for archived forms from a previous tax year, choose a year in the Find Missouri form mo-1040 instructions at eSmart Tax today. E-file your state and federal tax returns with us and receive the biggest refund guaranteed! Ellis Library makes available selected federal tax forms and instructions at the display near the top of the West Due to budget cuts, the Missouri Department of Revenue no longer ships tax forms to libraries. 1040EZ form – instructions. Dec 31, 2018 -