Last Day to Drop, Summer 2026, Sessions 1 and 2

Friday, June 5, 2026 is the last day to drop a class online for the 12-week Summer Session 1 and the first 6-week Summer Session 2 using self-service registration.

• You may continue to add a class online with a permission number from the instructor or department offering the course through the following deadlines:
  —Session 2: Friday, June 19
  —Session 1: Friday, July 31
• After 11:59 p.m. today, withdrawing from classes or changing the basis of grading (undergraduate students) in Sessions 1 and 2 are not permitted without formal approval.

Summer Session 3 Nonrestrictive Registration continues online through July 7, 2026.

Resources:

• Academic Advisement
• Late Schedule Change Forms
• Refund Information for Most CSUN Students (state support)
• Refund Information, Tseng College Open University (extension self support)
• Registration FAQ: Permission Numbers
• Summer 2026 Registration Calendar