Session I, II, and Special Session deadline dates are listed in the table below. Special Session courses have different fee deadline dates, refund deadlines and drop deadlines from Session I or II courses. If you have any questions about these dates, please contact the Summer Session Office and we will be happy to assist you. We can be contacted at: summer@ucsd.edu.
| Summer Session 2009 Calendar | |||
| Summer Session Key Dates | Session I | Session II | Special Session |
| TritonLink updated with Summer Session courses | March 2009 | March 2009 | March 2009 |
| Appointment times assigned to UCSD students | April 6 - 10 | April 6 - 10 | April 6 - 10 |
| UCSD students begin to enroll in courses | April 13 | April 13 | April 13 |
| Visiting students begin to enroll in courses | April 20 | April 20 | April 20 |
| E-check available for fee payments | May 27 | June 30 | May 27 |
| All fees due | June 22 | July 27 | June 22 |
| Students cancelled from courses for non-payment | June 26 | July 31 | June 25 |
| Late Fees apply beginning | June 23 | July 28 | June 23 |
| Session begins | June 29 | August 3 | Varies By Class |
| Holiday - no classes | July 3 | September 7 | July 3, September 7 |
| Deadline to late add a course | July 6 | August 7 | Varies By Class |
| Course fee refund deadline | July 6 | August 7 | Varies By Class |
| No refunds beginning | July 7 | August 8 | Varies By Class |
| Changes to grade option deadline | July 10 | August 14 | Varies By Class |
| Drop course without "W" deadline | July 10 | August 14 | Varies By Class |
| Drop course with "W" deadline | July 28 | September 1 | Varies By Class |
| Session ends | August 1 | September 5 | September 11 |