Rule 45 IAC 17-3 - Computation of Tax
- Section 45 IAC 17-3-1 - Adjusted gross income
- Section 45 IAC 17-3-2 - Methods of reporting
- Section 45 IAC 17-3-3 - Calculating the FIT liability for resident taxpayers filing a separate return
- Section 45 IAC 17-3-4 - Calculating the FIT liability for the nonresident taxpayer filing a separate return
- Section 45 IAC 17-3-5 - Unitary groups
- Section 45 IAC 17-3-6 - Calculating the FIT liability for taxpayers filing a combined return
- Section 45 IAC 17-3-7 - Credits for taxes paid to other states
- Section 45 IAC 17-3-8 - Credits for certain nonresident taxpayers
- Section 45 IAC 17-3-9 - Other credits that can be applied against the FIT
- Section 45 IAC 17-3-10 - Attributing receipts for nonresident taxpayers and nonresident members of a unitary group