[cal] Yale Summer Session 2025
Session A: May 26 - June 27 | Apply for on-campus courses by March 31; apply for online courses until May 2
Session B: June 30 - August 1 | Apply for on-campus courses by May 5; apply for online courses until June 6
Pertinent Dates and Deadlines for Visiting Students
| Deadline | Session A | Session B |
|---|---|---|
| Visiting Students (on-campus) Application | Monday, March 31 | Monday, May 5 |
| Conservatory for Actors Application | Monday, March 31 | |
| Immunizations: Data Submission | Monday, April 14 | Monday, May 19 |
| Contact SAS for Accommodations | Monday, April 21 | Monday, May 19 |
| Immunizations: Compliance | Friday, May 2 | Friday, June 6 |
| Visiting Students (online-only courses) | Friday, May 2 | Friday, June 6 |
| Visiting Students Payments Due | Friday, May 2 | Friday, June 6 |
| Last Day to Change Courses | Friday, May 16 | Friday, June 20 |
| Housing Check-In | Sunday, May 25 | Sunday, June 29 |
| First Day of Classes | Monday, May 26 | Monday, June 30 |
| Drop a Course for a 100% Tuition Refund or Credit | Friday, May 30, at 5:00pm EDT | Friday, July 4, at 5:00pm EDT |
| Drop a Course for a 50% Tuition Refund or Credit*** | Friday, June 6, at 5:00pm EDT | Friday, July 11, at 5:00pm EDT |
| Drop a Course Without a "W" Mark on the Transcript | Wednesday, June 11, at 5:00pm EDT | Wednesday, July 16, at 5:00pm EDT |
| Convert a Course from a Letter Grade to the Credit/D/Fail Option or Withdraw from a Course**** | Friday, June 27, at 5:00pm EDT | Friday, August 1, at 5:00pm EDT |
| Last Day of Classes | Friday, June 27 | Friday, August 1 |
| Summer Colleges Close | Friday, June 27, at 6:00pm EDT | Saturday, August 2, at 9:00am EDT |
***No course tuition will be refunded if a student drops a course or withdraws entirely from Yale Summer Session after Friday of the second week of the relevant five-week session at 5:00pm EDT.
****Please see the Student Handbook for eligibility criteria. To be eligible for the Credit/D/Fail option in Yale Summer Session courses in New Haven and online, a student must be enrolled in at least two courses in a single five-week session, Session A or Session B, at least one credit of which must remain at all times for a letter grade or the mark of Pass.