Montana Form FID-3 Income Tax Instructions for Estates and Trusts
This booklet addresses most estate or trust tax filing situations.
If you have a tax situation not represented in this booklet, see Title 15 of the Montana Code Annotated.
| Download Instructions by Year |
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| 2025 Montana Form FID-3 Income Tax Instructions for Estates and Trusts - PDF |
| 2024 Montana Form FID-3 Income Tax Instructions for Estates and Trusts - PDF |
| 2023 Montana Form FID-3 Income Tax Instructions for Estates and Trusts - PDF |
| 2022 Montana Form FID-3 Income Tax Instructions for Estates and Trusts - PDF |