PDF format documents
2019 Instructions BA-402
Tax Year 2019 Instructions BA-402, Apportionment & Allocation Schedule Instructions
2019 Instructions BA-406
Tax Year 2019 Instructions BA-406, Credit Allocation Schedule Instructions
2019 Instructions BI-471
Tax Year 2019 Instructions BI-471, Business Income Tax Return
2019 Worksheet IN-152
Tax Year 2019 Worksheet IN-152, Underpayment of 2019 Estimated Individual Income Tax
2019 Form CO-414
Tax Year 2019 Form CO-414, Corporate Estimated Tax Payment Voucher