O'Brien v. MT Dept. of Revenue
DA 25-0673
·Direct Appeal ·Civil ·Closed
Docket
DA 25-0673
Type
Direct Appeal — Judicial Review
Classification
Civil
Outcome
Affirmed in part, reversed in part
Lower court case
DV-25-430
Lower court judge
Hon. Paul Sullivan
Key dates
Closed
Jul 9, 2026
Classified
May 6, 2026
Appeal filed
Sep 23, 2025
Record filed
Oct 14, 2025
Briefing ended
Jan 26, 2026
Opinion issued
Jun 23, 2026
Briefing started
Oct 14, 2025
Sent to the court
Jan 26, 2026
Submitted for decision
Jan 26, 2026
Appellant Reply Brief Filed
Jan 26, 2026
Appellant Opening Brief Filed
Nov 3, 2025
Appellee Response Brief Filed
Jan 2, 2026
Calculated
from the docket dates
Appeal filed to briefing start
21
Briefing days
104
Briefing start to opening brief filed
20
Classified to Opinion
48
Close of briefing to sent to court
0
Filing date to Opinion
273
Filing date to closed
289
Opening to response
59
Opinion to closed
15
Response to reply
24
Sent to court to classified
99
Submitted for decision to Opinion
148
Tags
Affirmed in part, reversed in part
Closed
Five Justice Panel
Published opinion
Parties
Opinion
O'Brien v. MT Dept. of Revenue, 2026 MT 132Affirmed in part, reversed in part on June 23, 2026, in a 5 to 0 with 1 concurring published opinion.
Events
most recent first
Notice - Outgoing - Postage Reimbursement Due for Return of District Court Record
Jul 10, 2026
11:12 AM
Notice - Outgoing
Event - Case Closed (electronic record)
Jul 9, 2026
11:23 AM
Closing Notice
Record - DC Record Returned to District Court (admin record)
Jul 9, 2026
11:22 AM
Record
Notice - Outgoing - Opinion Release Notice Issued
Jul 9, 2026
11:20 AM
Notice - Outgoing
Notice - Outgoing - Remittitur Issued
Jul 9, 2026
11:07 AM
Closing Notice
Opinion - Published - Justice Bidegaray - Affirmed in Part, Reversed in Part and Remanded
Jun 23, 2026
3:00 PM
Opinion
Order - Classified - Five Justice Panel
May 6, 2026
10:15 AM
Classifying Notice
Notice - Incoming - Errata - Appellant's Reply Brief
Jan 29, 2026
4:08 PM
Notice - Incoming
Event - Case Sent to Court
Jan 26, 2026
2:05 PM
Classifying Notice
Notice - Outgoing - Brief Filed
Jan 26, 2026
2:05 PM
Notice - Outgoing
Brief - Appellant Reply
Jan 26, 2026
11:30 AM
Appellant Reply Brief
Order - Appellants are granted an extension of time until January 27, 2026, to prepare, file, and serve their reply brief. No further extensions will be granted
Jan 12, 2026
2:30 PM
Order - Extension
Motion - Unopposed - Extension of Time - Appellant's Reply Brief
Jan 12, 2026
12:47 PM
Motion
Notice - Outgoing - Brief Filed
Jan 2, 2026
2:38 PM
Notice - Outgoing
Brief - Appellee's Response
Jan 2, 2026
10:58 AM
Appellee Response Brief
Order - Grant - Extension of Time - Appellee is granted an extension of time until January 2, 2026, to prepare, file, and serve its response brief
Nov 24, 2025
9:59 AM
Order - Extension
Motion - Unopposed - Extension of Time - Appellee's Response Brief
Nov 24, 2025
8:29 AM
Motion
Notice - Incoming - Attorney Withdrawal of Danielle H. Pease
Nov 19, 2025
12:29 PM
Notice - Incoming
Notice - Outgoing - Brief Filed
Nov 3, 2025
2:08 PM
Notice - Outgoing
Brief - Appellant's Opening
Nov 3, 2025
1:02 PM
Appellant Opening Brief
Notice - Outgoing - Additional District Court Documents
Oct 14, 2025
11:26 AM
Notice - Outgoing
Record - Administrative Record Filed for Cause No. DV-25-430 consisting of one (1) box with: three (3) manila file folders, one (1) 3 ring binder, one (1) expanding file and loose exhibits
Oct 14, 2025
11:22 AM
Record
Notice - Outgoing - District Court Record Filed
Oct 8, 2025
10:36 AM
Record
Record - Electronic DC Record Filed for Cause DV 25-430 consisting of 1-19, and Case Register
Oct 8, 2025
10:30 AM
Record
Notice - Outgoing - Appeal Notice
Sep 23, 2025
4:45 PM
Notice - Outgoing
Notice of Appeal Filed
Sep 23, 2025
3:16 PM
Notice
Fees - Filing Fee Paid (E-Filing)
Sep 23, 2025
3:16 PM
Fees