Part 1. Rate and Return of Tax (Renumbered, Repealed, and Terminated)

Part 2. Withholding and Estimated Tax (Renumbered and Repealed)

Part 3. Administration and Collection (Renumbered and Repealed)

Part 6. Particular Income Tax Applications (Renumbered)

Part 11. Pass-Through Entities (Renumbered)

Part 21. Rate and General Provisions

Part 23. Specific Tax Credits and Tax Checkoffs

Part 25. Estimated Tax and Withholding

Part 26. Collection and Administration

Part 30. Special Income Tax Applications

Part 31. Tax Credit for Qualified Education Contributions

Part 33. Small Business and Pass-Through Entities

Part 34. Partnership Audit Adjustments

Part 37. Montana Entrepreneur Magnet Act