Fourth quarter 2020 estimated payments are due for:
Partnerships
Third Quarter 2020 Individual, Pass-through, and Estate and Trusts Estimated Payments Due
Third quarter 2020 estimated payments are due for:
Payment Options
Individual Income Tax
Composite Income and Estate and Trust Tax
Second Quarter 2020 Individual, Pass-through, and Estate and Trusts Estimated Payments Due
Second quarter 2020 estimated payments are due for:
Payment Options
Individual Income Tax
Composite Income and Estate and Trust Tax
First Quarter 2020 Individual, Pass-through, and Estate and Trusts Estimated Payments Due
First quarter 2020 estimated payments are due for:
Payment Options
Individual Income Tax
Composite Income and Estate and Trust Tax
4th Quarter 2019 Individual, Pass-through, and Estate and Trusts Estimated Payments Due
Fourth quarter 2019 estimated payments are due for:
Payment Options
Individual Income Tax
Composite Income and Estate and Trust Tax
New for Tax Year 2019: Montana Pass-Through Entity Tax Return (Form PTE)
Beginning with Tax Year 2019, Partnerships and S corporations will file their Montana tax return on the new Montana Pass-Through Entity Tax Return (Form PTE).
The Montana S Corporation Information and Composite Tax Return (Form CLT-4S) and the Montana Partnership Information and Composite Tax Return (Form PR-1) have been discontinued.
For all tax years beginning before December 31, 2018, please continue to use the current forms:
- Partnerships
- Partnership Information and Composite Tax Return (Form PR-1)
- S Corporations
- S Corporation Information and Composite Tax Return (Form CLT-4S)
- Disregarded Enities
- Disregarded Entity Information Return (Form DER-1)