Documents
File Name | File | Category | File Format |
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2018 Underpayment Adjustment Calculator | Underpayment Interest and Penalty (18.74 KB) | Calculator | Spreadsheet |
File Name | File | Category | File Format |
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2018 Worksheet IN-152 | Tax Year 2018 Worksheet IN-152, Underpayment of 2018 Estimated Individual Income Tax (166.03 KB) | Worksheet |