Maymester
May 4 – 21, 2026
Registration Begins
| Date | Student Group |
|---|---|
| March 4 | Continuing degree students See Enrollment Dates |
| March 9 | Readmitted degree students New graduate degree students Non-degree students |
Session Course Schedule
| Date | Important Event |
|---|---|
| May 4 | Classes begin |
| May 21 | Final exams |
| May 25 | Memorial Day, CU Boulder closed |
| August 13 | Degree conferral date |
See your syllabus for specific dates for each course.
Add/Drop/Withdrawal Deadlines
| Date | Milestone | Additional Information |
|---|---|---|
| May 4 (11:59 p.m.) | Last day to join a waitlist | Use CU Boulder Class Search. |
| May 4 (11:59 p.m.) | Last day to add a class | Use CU Boulder Class Search. |
| May 5 | Class waitlists are canceled | Waitlisted students lose access to online course materials. |
| May 5 (11:59 p.m.) | Last day to drop a class without penalty | Use CU Boulder Class Search or Buff Portal. No tuition and fees are assessed; W notations do not post to transcripts. |
| May 5 (11:59 p.m.) | Last day to change variable credit hours | Use CU Boulder Class Search or Buff Portal. |
| May 5 (11:59 p.m.) | Last day to request to take a class for no credit (audit) | Submit an online no-credit request. |
| May 14 (11:59 p.m.) | Last day to drop a Maymester class | Use CU Boulder Class Search or Buff Portal. Full tuition and fees are assessed; W notations post to transcripts. |
| May 14 (11:59 p.m.) | Last day to change a class's grade mode to or from pass/fail | Use CU Boulder Class Search or Buff Portal. |
| May 18 | Last day to petition to add a class late | Contact the course department. |
| May 20 (11:59 p.m.) | Last day to request a Maymester session withdrawal | Submit an online withdrawal form. Full tuition and fees are assessed; W notations post to transcripts. |
See the withdrawal section if you are dropping your class in Maymester.
Tuition
Bills for tuition and fees are available in Buff Portal by the second Thursday of each month depending on your registration date. Payments are due on the 5th day of the following month. See the Tuition and Financial Aid section for detailed information.
| Registration for Any Session by/between | Billing Available | Tuition Due |
|---|---|---|
| May 12 | May 14 | June 5 |
| May 13 – June 9 | June 11 | July 5 |
| June 10 – July 7 | July 9 | August 5 |
| July 8 – August 11 | August 13 | September 5 |
| August 12 – September 8 | September 10 | October 5 |
Specific due dates are listed on your bill. Students can log in to Buff Portal anytime and view their billing information. See the Bursar's Office website for additional details.