May 11 – August 7
Summer A
| Regular Registration | Monday, May 4 – Friday, May 8 |
| First day of classes | Monday, May 11 |
| Late registration/schedule adjustment closes at 5 PM | Monday, May 11 |
| Withdraw “W” period begins | Tuesday, May 12 |
| University computer services unavailable | Saturday, May 23 – Monday, May 25 |
| Memorial Day Holiday – University closed | Monday, May 25 |
| Last day to withdraw from an individual course | Thursday, May 28 |
| Complete withdraws only | Friday, May 29 – Thursday, June 4 |
| Last class day | Thursday, June 4 |
| Last day to completely withdraw from Summer A | Thursday, June 4 |
| Final exam day | Friday, June 5 |
| Summer 2026 official graduation date | Friday, August 7 |
Summer B
| Regular Registration | Monday, May 11 – Friday, May 15 |
| First day of classes | Monday, May 18 |
| Late registration/schedule adjustment | Monday, May 18 – Wednesday, May 20 |
| Withdraw “W” period begins | Thursday, May 21 |
| University computer services unavailable | Saturday, May 23 – Monday, May 25 |
| Memorial Day Holiday – University closed | Monday, May 25 |
| Juneteenth – classes dismissed | Friday, June 19 |
| Last day to submit graduation application for Summer 2026 via MyMU | Friday, June 26 |
| Independence Day Holiday observed – University closed | Friday, July 3 |
| Approved thesis/dissertation must be submitted to the ETD website for approval | Friday, July 10 |
| Last day to withdraw from an individual course | Thursday, July 30 |
| Complete withdraws only | Friday, July 31 – Thursday, August 6 |
| Last class day | Thursday, August 6 |
| Last day to completely withdraw from Summer B | Thursday, August 6 |
| Final exam day | Friday, August 7 |
| Summer 2026 official graduation date | Friday, August 7 |
Summer C
| Regular Registration | Monday, June 1 – Friday, June 5 |
| First day of classes | Monday, June 8 |
| Late registration/schedule adjustment closes at 5 PM | Monday, June 8 |
| Withdraw “W” period begins | Tuesday, June 9 |
| Juneteenth – classes dismissed | Friday, June 19 |
| Last day to withdraw from an individual course | Wednesday, June 24 |
| Complete withdraws only | Thursday, June 25 – Wednesday, July 1 |
| Last day to submit graduation application for Summer 2026 via MyMU | Friday, June 26 |
| Approved thesis/dissertation must be submitted to the ETD website for approval | Friday, June 26 |
| Last class day | Wednesday, July 1 |
| Last day to completely withdraw from Summer C | Wednesday, July 1 |
| Final exam day | Thursday, July 2 |
| Summer 2026 official graduation date | Friday, August 7 |
Summer D
| Regular Registration | Monday, June 29 – Thursday, July 2 |
| Independence Day Holiday observed – University closed | Friday, July 3 |
| First day of classes | Monday, July 6 |
| Late registration/schedule adjustment closes at 5 PM | Monday, July 6 |
| Withdraw “W” period begins | Tuesday, July 7 |
| Approved thesis/dissertation must be submitted to the ETD website for approval | Friday, July 10 |
| Last day to withdraw from an individual course | Thursday, July 23 |
| Complete withdraws only | Friday, July 24 – Thursday, July 30 |
| Last class day | Thursday, July 30 |
| Last day to completely withdraw from Summer D | Thursday, July 30 |
| Final exam day | Friday, July 31 |
| Summer 2026 official graduation date | Friday, August 7 |
| Grades due for summer 2026 (all parts of term) All requirements must be met for degree completion |
Monday, August 10, Noon |
| Final graduation lists due from each Academic College | Monday, August 17 |