Fall Session (September-December 2022)
| Date | Activity |
|---|---|
| September 5th | Labor Day (DUC closed) |
| September 6th | Registration |
| September 7th | Meetings, student association events, mass |
| September 8th | Start of the fall session |
| September 15th | Last day of registration for fall term |
| September 23rd | Deadline for changes to course selection |
| September 29th | Payment deadline for tuition fees |
| October 7th | Authorized withdrawal deadline |
| October 10th | Thanksgiving Day (DUC closed) |
| October 24th - October 28th | Study week |
| November 20th | Convocation |
| December 1st | Pre-registration for seminars and courses for the winter session |
| December 14th | Last day of classes |
| December 15th - December 21st | Exams |
| December 22nd – January 2nd | Christmas Break (DUC closed) |
Winter Session (January-April 2023)
| Date | Activity |
|---|---|
| January 5th | Registration / Start of the winter session |
| January 13th | Last day of registration for winter term |
| January 20th | Deadline for changes to course selection |
| January 28th | St. Thomas Aquinas Feast Day |
| January 31st | Payment deadline for tuition fees |
| February 3rd | Authorized withdrawal deadline |
| February 20th | Family Day (DUC closed) |
| February 20th - February 24th | Study week |
| April 17th | Last day of classes |
| April 6th | Holy Thursday (DUC closed) |
| April 7th | Good Friday (DUC closed) |
| April 10th | Easter Monday (DUC closed) |
| April 18th - April 24th | Exams |
Spring Session (May-August 2023)
| Date | Activity |
|---|---|
| May 1st | Registration / Start of the spring session |
| May 8th | Last day of registration for spring term |
| May 19th | Deadline for changes to course selection |
| May 22nd | Victoria Day (DUC closed) |
| May 31st | Payment deadline for tuition fees |
| June 24th | St. Jean Baptiste Day (DUC closed) |
| July 1st | Canada Day (DUC closed) |
| August 1st | Civic Holiday (DUC closed) |
| August 25th | End of the spring session |