| Fall/Spring Full Term Classes | FALL 2025 | SPRING 2026 |
| Add class online |
March 31 - September 3, 2025 |
October 27, 2025 - January 26, 2026 |
| Add class online with instructor permission |
September 4 - September 17, 2025 |
January 27 - February 9, 2026 |
|
Drop class online |
March 31 - September 17, 2025 | October 27, 2025 - February 9, 2026 |
|
Withdraw from class online with instructor and Dean permission |
September 18 - November 5, 2025 | February 10 - April 7, 2026 |
| Fall/Spring 1st 8-Week Classes | FALL 2025 | SPRING 2026 |
| Add class online |
March 31 - August 28, 2025 |
October 27, 2025 - January 21, 2026 |
| Add class online with instructor permission | August 29 - September 5, 2025 | January 22 - January 28, 2026 |
|
Drop class online |
March 31 - September 5, 2025 | October 27, 2025 - January 28, 2026 |
|
Withdraw from class online with instructor and Dean permission |
September 6 - September 26, 2025 | January 29 - February 18, 2026 |
| Fall/Spring 2nd 8-Week Classes | FALL 2025 | SPRING 2026 |
| Add class online |
March 31 - September 3, 2025 |
October 27, 2025 - January 26, 2026 |
| Add class online with instructor permission |
September 4 - September 17, 2025 |
January 27 - February 9, 2026 |
|
Drop class online |
March 31 - October 28, 2025 | October 27, 2025 - March 31, 2026 |
|
Withdraw from class online with instructor and Dean permission |
October 29 - November 19, 2025 | April 1 - April 21, 2026 |
| Summer Session 2025 | A (1st 6-Week) | B (1st 8-Week) | C (2nd 6-Week) | D (12-Week) |
| Add class online |
February 24 - May 28, 2025 |
February 24 - June 24, 2025 |
February 24 - July 8, 2025 |
February 24 - May 28, 2025 |
| Add class online with instructor permission |
May 29 - June 4, 2025 |
June 25 - July 1, 2025 | July 9 - July 15, 2025 |
May 29 - June 4, 2025 |
|
Drop class online, 100% refund |
February 24 - June 4, 2025 |
February 24 - July 1, 2025 | February 24 - July 15, 2025 | February 24 - June 4, 2025 |
|
Withdraw from a class online with instructor and Dean permission, 0% refund |
June 5 - June 26, 2025 |
July 2 - July 23, 2025 |
July 16 - August 5, 2025 |
June 5 - June 26, 2025
|
Add/Drop start dates may differ for individual students based on registration appointment times.
All electronic forms are available on the Forms page.
The Students First Center provides an Important Dates and Deadlines document for the academic year. There is a unique document for new, continuing, and graduate students. You can also view the add, drop, course withdraw and grade mode change deadlines for the current semester.
For additional information on Summer Session deadlines, please visit summersession.ucmerced.edu.
