Form Il-1120 Instructions - Web this form is for tax years ending on or after december 31, 2021, and before december 31, 2022. Like the federal form 1040, states each provide a core tax. For all other situations, see. Corporation income and replacement tax return. Use for tax year ending on or after december 31, 2021, and 2021 before december 31, 2022. Payment voucher for corporation income.
Like the federal form 1040, states each provide a core tax. Payment voucher for corporation income. Web this form is for tax years ending on or after december 31, 2021, and before december 31, 2022. For all other situations, see. Use for tax year ending on or after december 31, 2021, and 2021 before december 31, 2022. Corporation income and replacement tax return.