University Access Classes Open to the Public ☰ Fall 2024 Aug 24-Dec 17 Winter 2024 Dec 26-Jan 19 Spring 2024 Jan 22-May 11 Summer 2024 May 24-Aug 20 There are problems with the action. Please try again. Winter 2024 Calendar Date(s) FULLY ONLINE COURSES October 10, 2023 Online Registration Begins December 26, 2023 First Day of Class December 26, 2023 – January 1, 2024 Holiday; campus closed. Online classes remain in session during campus closure for holidays. The CSUN library is available electronically. January 2, 2024 Last day to add without permission. Last day to drop and receive a refund January 3, 2024 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. January 19, 2024 Last Day of Classes Questions? Visit Knowledge Center -or- Call (818) 677-2504