Winter Session 2026 Calendar

Event/DeadlineDate
Online Registration for Current CSUN Students BeginsTuesday, October 7, 2025
Online Nonrestrictive Registration BeginsTuesday, October 14, 2025
First Day of ClassMonday, December 22, 2025
HOLIDAY; campus closed.
Online classes remain in session during campus closure for holidays.
The CSUN library is available electronically.
Thursday, December 25, 2025 – Thursday, January 1, 2026
Last day to add without permission. Last day to drop and receive a refundMonday, December 29, 2025
Last day to drop a class using the online, self-service registration system;
Last day to add a class using the online, self-service registration system; a permission number is required.
Tuesday, December 30, 2025
Last Day of ClassesFriday, January 16, 2026