Important dates include registration, payment, coursework, final submission and graduation deadlines, grades availability, and university-wide holiday closures. View complete 2025-26 sessional dates on the SGS Calendar website.
| Date | Activity |
| F December 19 | Recommended tuition fee payment deadline for all tuition fees billed for the 2025 tax year (Winter 2025, Summer 2025, and Fall 2025) for students who want eligible 2025 tuition fee payments to be reported on the 2025 calendar T2202 tax certificate, available for students to view and print on ACORN on February 21, 2026 |
| F December 19 | Recommended tuition fee payment deadline for international students registering or starting their program in the Winter session (i.e., those who were not registered in the previous Fall session) to ensure they are covered by the University Health Insurance Plan (UHIP) at the beginning of January(1) |
| W December 24 | University closed for the winter break from Wednesday, December 24 to Friday, January 2 inclusive. For the last day of classes before the winter break, consult your graduate unit(s)(2) |
| M January 5 | University re-opens |
| M January 5 | Most formal graduate courses and seminars begin(3) |
| F January 9 | Coursework must be completed and grades submitted for Fall session courses(4) |
| W January 14 | Grades for Fall session courses available for viewing by students on ACORN |
| Th January 15 | For doctoral students who have completed their Final Oral Examination, final date to submit approved theses for doctoral degrees to avoid registration and fee payment for 2026 Winter session(10) |
| F January 16 | Registration deadline for students registering or starting their program in the Winter (January to April) session; after this date, a late registration fee will be assessed. Minimum required payment due (unpaid fees from previous session[s] + 100% of current Winter session tuition fee charges). A student’s status on ACORN will change from “Invited” to “Registered” when registration is complete(1)(5) |
| M January 19 | Final date to add Winter session courses(5) |
| F January 23 | For master’s students, final date to complete degree requirements, and if required, submit approved theses to ProQuest to avoid registration and fee payment for the 2026 Winter session(7) |
| F January 23 | For master’s students intending to graduate in March (no ceremony), final date to complete degree requirements and to submit approved theses to ProQuest(7) |
| F January 23 | For doctoral students intending to graduate in March (no ceremony), final date to submit defended and approved theses to ProQuest(6) |
| F January 23 | For doctoral and master’s students, final date to request that their degree be conferred in March (no ceremony)(7) |
| F January 23 | Students dually registered in the Fall session must complete their master’s degree requirements by this date to maintain their PhD registration(7)(11) |
| Sa January 31 | Payment deadline to avoid service charges on unpaid Winter (January to April) session tuition and non-tuition fees for students registered in the Winter session only, except for those who have successfully registered without payment because they are receiving a full funding package via a research stipend, a major award or scholarship, teaching assistantships, tuition waiver, and/or sponsorships. Monthly service charges will begin accruing on February 15(8) |
| Su February 1 | Students who are eligible for the domestic tuition rate by claiming a Status in Canada exemption must apply for an international fee exemption for reassessment of Winter session fees by this date. Students must report their status and provide supporting documentation to SGS Student Academic Services by this date. For more information on eligibility and required documentation for international fee exemptions, consult the Student Accounts website. |
| Winter Reading Week | Some Faculties offer a Winter session reading week, although SGS regulations do not require this. For example, the Faculty of Arts and Science Winter session reading week takes place from February 16 to 20. To find out if your Faculty has a reading week, please contact them directly |
| M February 16 | Family Day (University closed)(2) |
| F February 27 | Final date to drop full-year and Winter session courses without academic penalty(9) |
| March Convocation | March Convocation (no ceremony) information is posted on the Convocation website |
| April | For the last day of Winter session classes, consult your graduate unit(s) |
| F April 3 | Good Friday (University closed)(2) |
| F April 10 | For master’s students intending to graduate in the June convocation, final date to complete degree requirements and, if required, to submit approved theses to ProQuest(7) |
| F April 10 | For doctoral students intending to graduate in the June convocation, final date to submit defended and approved theses to ProQuest(6) |
| F April 10 | Students dually registered in the Winter session must complete their master’s degree requirements by this date to maintain their PhD registration(7)(11) |
| Th April 30 | Payment deadline to avoid service charges on unpaid Fall/Winter (September to April) session tuition and non-tuition fees for students who have successfully registered without payment because they are receiving a full funding package via a research stipend, a major award or scholarship, teaching assistantships, and/or sponsorships. Monthly service charges will begin accruing on May 15(8) |
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