All Notre Dame Federal Credit Union branches are closed each year in observance of the following holidays:
- New Year's Day
- Martin Luther King Jr Day
- President's Day
- Memorial Day
- Independence Day
- Labor Day
- Columbus Day
- Veteran's Day
- Thanksgiving Day
- Christmas Day
The St. Joseph Regional Medical Center branch will also be closed in observance of the following additional holidays:
- Good Friday
- Christmas Eve
- New Year's Eve
All branches will close at 1:00 pm in observance of the following holidays:
- Good Friday
- Christmas Eve
- New Year's Eve
In the event that any of the above holidays fall on a Saturday, all branches will be closed all day. In the event that any of the above holidays fall on a Sunday, the holiday will be observed on the Monday immediately following the holiday.