Summer 2026 Calendar
The calendars below do not apply to courses in the Questrom School of Business Graduate Program, the School of Public Health, or to courses in online degree programs. In addition to the sessions listed below, Summer Term offers additional courses with nonstandard dates. The add/drop dates for those courses are individually determined and can be found next to the course on the MyBU Student Portal or summer course listings. Please note that MET online courses follow MET specific deadlines which can be found on their academic calendar page.
Summer 1 Session
7-Week Online Courses: May 12 – June 26, 2026
| Registration begins |
Thursday, February 19, 2026 |
| Last day to register/add courses |
Friday, May 8, 2026 |
| Classes begin |
Tuesday, May 12, 2026 |
| Last day for refund of Student Services fee and lab fees |
Tuesday, May 12, 2026 |
| Payment deadline |
Tuesday, May 12, 2026 |
| Last day to audit |
Sunday, May 24, 2026 |
Last day for any tuition credit
(no tuition refunds after this date) |
Sunday, May 24, 2026 |
Last day to drop without ‘W’ grade
(all charges remain after this date) |
Sunday, May 24, 2026 |
| Holiday (Memorial Day), classes suspended |
Monday, May 25, 2026 |
| Substitute schedule of classes (Monday schedule) |
Friday, May 29, 2026 |
| Late payment fees begin |
Monday, June 1, 2026 |
| Last day to drop with ‘W’ grade |
Sunday, June 7, 2026 |
| Last day to designate course as Pass/Fail |
Sunday, June 7, 2026 |
| Holiday (Juneteenth), classes suspended |
Friday, June 19, 2026 |
| Final examinations |
Last class meeting |
| Last day of classes |
Friday, June 26, 2026 |
Summer 1 Session
6-Week Online & 6-Week On-Campus Courses: May 19 – June 26, 2026
| Registration begins |
Thursday, February 19, 2026 |
| Last day to register/add a 6-week Online course |
Friday, May 15, 2026 |
| Classes begin |
Tuesday, May 19, 2026 |
| Last day for refund of Student Services fee and lab fees |
Tuesday, May 19, 2026 |
| Payment deadline |
Tuesday, May 19, 2026 |
| Holiday (Memorial Day), classes suspended |
Monday, May 25, 2026 |
| Last day to register/add a 6-week On-Campus course |
Tuesday, May 26, 2026 |
| Last day to audit |
Tuesday, May 26, 2026 |
Last day for any tuition credit
(no tuition refunds after this date) |
Tuesday, May 26, 2026 |
Last day to drop without ‘W’ grade
(all charges remain after this date) |
Tuesday, May 26, 2026 |
| Substitute schedule of classes (Monday schedule) |
Friday, May 29, 2026 |
| Late payment fees begin |
Monday, June 1, 2026 |
| Last day to drop with ‘W’ grade |
Thursday, June 11, 2026 |
| Last day to designate course as Pass/Fail |
Thursday, June 11, 2026 |
| Holiday (Juneteenth), classes suspended |
Friday, June 19, 2026 |
| Final examinations |
Last class meeting |
| Last day of classes |
Friday, June 26, 2026 |
12-Week Session
12-Week On-Campus Courses: May 19 – August 7, 2026
| Registration begins |
Thursday, February 19, 2026 |
| Classes begin |
Tuesday, May 19, 2026 |
| Last day for refund of Student Services fee and lab fees |
Tuesday, May 19, 2026 |
| Payment deadline |
Tuesday, May 19, 2026 |
| Holiday (Memorial Day), classes suspended |
Monday, May 25, 2026 |
| Substitute schedule of classes (Monday schedule) |
Friday, May 29, 2026 |
| Late payment fees begin |
Monday, June 1, 2026 |
| Last day to register/add courses |
Tuesday, June 2, 2026 |
| Last day to audit |
Tuesday, June 2, 2026 |
Last day for any tuition credit
(no tuition refunds after this date) |
Tuesday, June 2, 2026 |
Last day to drop without ‘W’ grade
(all charges remain after this date) |
Tuesday, June 2, 2026 |
| Holiday (Juneteenth), classes suspended |
Friday, June 19, 2026 |
| Holiday (Independence Day observed), classes suspended |
Friday, July 3, 2026 |
| Last day to drop with ‘W’ grade |
Tuesday, July 7, 2026 |
| Last day to designate course as Pass/Fail |
Tuesday, July 7, 2026 |
| Final examinations |
Last class meeting |
| Last day of classes |
Friday, August 7, 2026 |
Summer 2 Session
6-Week Online & 6-Week On-Campus Courses: June 29 – August 7, 2026
| Registration begins |
Thursday, February 19, 2026 |
| Last day to register/add a 6-week Online course |
Thursday, June 25, 2026 |
| Classes begin |
Monday, June 29, 2026 |
| Last day for refund of Student Services fee and lab fees |
Monday, June 29, 2026 |
| Payment deadline |
Monday, June 29, 2026 |
| Holiday (Independence Day observed), classes suspended |
Friday, July 3, 2026 |
| Last day to register/add a 6-week On-Campus course |
Monday, July 6, 2026 |
| Last day to audit |
Monday, July 6, 2026 |
Last day for any tuition credit
(no tuition refunds after this date) |
Monday, July 6, 2026 |
| Late payment fees begin |
Monday, July 6, 2026 |
Last day to drop without ‘W’ grade
(all charges remain after this date) |
Monday, July 6, 2026 |
| Last day to drop with ‘W’ grade |
Wednesday, July 22, 2026 |
| Last day to designate course as Pass/Fail |
Wednesday, July 22, 2026 |
| Final examinations |
Last class meeting |
| Last day of classes |
Friday, August 7, 2026 |
Summer 2 Session
7-Week Online Courses: June 29 – August 14, 2026
| Registration begins |
Thursday, February 19, 2026 |
| Last day to register/add courses |
Thursday, June 25, 2026 |
| Classes begin |
Monday, June 29, 2026 |
| Last day for refund of Student Services fee and lab fees |
Monday, June 29, 2026 |
| Payment deadline |
Monday, June 29, 2026 |
| Holiday observed (Independence Day observed), classes suspended |
Friday, July 3, 2026 |
| Late payment fees begin |
Monday, July 6, 2026 |
| Last day to audit |
Saturday, July 11, 2026 |
Last day for any tuition credit
(no tuition refunds after this date) |
Saturday, July 11, 2026 |
Last day to drop without ‘W’ grade
(all charges remain after this date) |
Saturday, July 11, 2026 |
| Last day to drop with ‘W’ grade |
Saturday, July 25, 2026 |
| Last day to designate course as Pass/Fail |
Saturday, July 25, 2026 |
| Final examinations |
Last class meeting |
| Last day of classes |
Friday, August 14, 2026 |
Section designations
- Online courses carry an O (O1, O2, O3) section designation.
- Summer 1 on-campus courses carry an A (A1, A2, A3) section designation.
- Summer 2 on-campus courses carry a B (B1, B2, B3) section designation.
- 12-week on-campus courses carry a C (C1, C2, C3) section designation.
- Blended courses (eLive) carry an EL section designation.
