Summer Dates and Deadlines

This page includes a detailed listing of specific deadlines by session that are important for registration, financial aid, fee payments, and refunds. For information on university holidays and future academic years, refer to the Academic Calendar.

All times are in Pacific time. 

Summer 2023

Summer classes at CSULB are offered during multiple sessions. The session codes below are used in the Schedule of Classes to identify the dates for each class.

Session Codes Dates
Full Summer Session SSD, 1 May 22–Aug. 11, 2023
Session I S1S, 6W1 May 22–June 30, 2023
Session III S3S, 6W3 July 3–Aug. 11, 2023

Event Full
(SSD, 1)
Session I
(S1S, 6W1)
Session III
(S3S, 6W3)
Continuing CSULB student registration begins
Current CSULB students can register through MyCSULB Student Center. Registration appointment times are based on graduation status, class level, and units earned.
March 6, 2023 March 6, 2023 March 6, 2023
Continuing visiting (non–CSULB) student registration begins
Visiting students who enrolled through Open University in the same academic year (fall, winter, or spring) can register through MyCSULB Student Center.
March 20, 2023 March 20, 2023 March 20, 2023
New visiting (non–CSULB) student registration begins
Visiting students enrolling for the first time must submit the Summer Session Registration Form to register.
March 27, 2023 March 27, 2023 March 27, 2023
Waitlist Deadline
Last day of waitlist auto–enrollment. After this date, waitlists are no longer used.
May 8, 2023 May 8, 2023 June 19, 2023
Last day to add or drop classes without approval
Deadline to add, swap, or drop a class without approval. Deadline to drop and receive a full refund (see “Refunds” below). All changes must be completed by 10 p.m.
May 21, 2023 May 21, 2023 July 2, 2023
First day of classes
A $25 late registration fee will apply for initial registration starting this date or later.
May 22, 2023 May 22, 2023 July 3, 2023
Late add (with approval only)
Starting the first day of classes, approval of the class instructor and the department is required to add a class. Use the Summer Session Registration Form to request to add a class.
May 22–June 5, 2023 May 22–June 5, 2023 July 3–17, 2023
Late drop (with approval only)
Starting the first day of classes, approval of the class instructor and the department is required to drop a class. Use the Summer Session Registration Form to request to drop a class.
May 22–June 5, 2023 May 22–June 5, 2023 July 3–17, 2023
Grade Option Change Request Deadline
Deadline to change grading option for a class to Credit/No Credit (CR/NC) or Audit (AU).
June 5, 2023 June 5, 2023 July 17, 2023
University Census
Finalize your enrollment by this day. Schedule changes after this day are not permitted, except for approved withdrawals.
June 5, 2023 June 5, 2023 July 17, 2023
Withdraw (with approval only)
After University Census, you may request to withdraw. Approval of the class instructor and department are required. If approved, you'll receive a W on your transcript for the class.
June 6–Aug. 4, 2023 June 6–23, 2023 July 18–Aug. 4, 2023
Catastrophic Withdrawals
Withdrawal during the final three weeks of instruction is not permitted unless there are serious and extenuating circumstances beyond your control that prevent you from continuing in your classes and incompletes are not possible. 
Aug. 5–11, 2023 June 24–30, 2023 Aug. 5–11, 2023
Last day of classes Aug. 11, 2023 June 30, 2023 Aug. 11, 2023

Current CSULB students who completed a 2022–2023 FAFSA do not need to submit an application for summer grant aid. Beginning in March, eligible students will be awarded grant aid within a week of enrolling for summer.

Students who are interested in borrowing loans will need to submit a loan application for summer.

For more information, see Summer Financial Aid.

Event Full
(SSD, 1)
Session I
(S1S, 6W1)
Session III
(S3S, 6W3)
Disbursement begins
Most financial aid funds are applied toward any outstanding charges, including any installment plans. The first possible date funds can be released is 10 days before the first day of classes each semester.
May 22, 2023 May 22, 2023 July 3, 2023
Loan Application Deadline
The deadline to submit a summer loan application is two weeks prior to the end of your summer classes. (If you are enrolled in more than one summer session, the deadline is whichever is later.)
July 28, 2023 June 16, 2023 July 28, 2023

For more information, see Summer Tuition and Fees.

Fee Payment Schedule
Event Full
(SSD, 1)
Session I
(S1S, 6W1)
Session III
(S3S, 6W3)
Fee Payment Deadline
Fees are due 30 days after registration or by this deadline, whichever occurs first. Your payment due date is available on MyCSULB Student Center. If you register after this day, your fees will be due the next day. (A $10 late payment fee will be assessed on balances past due after this day.)
May 10, 2023 May 10, 2023 May 10, 2023

The university automatically generates summer refunds during the week of August 1, 2023. Please allow 4–6 weeks for all refund processing.

For more information, see Summer Tuition and Fees.

Self–Support Refund Schedule
Event Full (SSD, 1) Session I (S1S, 6W1) Session III (S3S, 6W3)
Deadline to drop and receive a full refund
Drop all classes by this day to receive a full refund, minus a $10 processing fee. Starting the first day of classes, students who drop all their classes will owe prorated fees based on the date of withdrawal.
May 21, 2023 May 21, 2023 July 2, 2023
Drop and receive a 75% refund in calculated charges May 22–28, 2023 May 22–28, 2023 July 3–10, 2023
Drop and receive a 50% refund in calculated charges
After this deadline, students are no longer eligible for a refund. Refer to Summer Session Refunds for details.
May 29–June 5, 2023 May 29–June 5, 2023 July 11–17, 2023
State–Support Refund Schedule
Event Full (SSD, 1) Session I (S1S, 6W1) Session III (S3S, 6W3)
Deadline to drop and receive a full refund
Drop all classes by this day to receive a full refund. Starting the first day of classes, students who drop all their classes will owe prorated fees based on the date of withdrawal.
May 21, 2023 May 21, 2023 July 2, 2023
Withdraw from all classes for prorated refund
Refer to Summer Session Refunds for details.
May 22–July 9, 2023 May 22–June 14, 2023 July 3–July 26, 2023