Calendars for the Undergraduate programs are available through the University Registrar.
Semester Format
The academic year is divided into three (3) semesters: Fall, Winter, and Summer. Five 8-week terms per academic year.
Fall
◦ Term 1: August - October
◦ Term 2: October - December
Winter
◦ Term 1: January - February
◦ Term 2: March - May
Summer
◦ Term 1: May - July
◦ No 2nd term
Full Semester
Please note Ph.D. Research and Dissertation courses are offered in full semester format: Fall (16 Weeks), Winter (16 Weeks) and Summer (12 Weeks).
2025-2026 Academic Year
Registration Dates
| Full Semester | April 7, 2025 - August 17, 2025 |
| Term 1 | April 7, 2025 - August 17, 2025 |
| Term 2 | April 7, 2025 - October 12, 2025 |
| Late Registration Begins (Late Fee Applied) | August 8, 2025 |
| Late Registration Begins (Late Fee Applied) | September 16, 2025 |
Term Dates
| Full Semester (16 Weeks) | August 18, 2025 - December 7, 2025 |
| Term 1 (8 Weeks) | August 18, 2025 - October 12, 2025 |
| Term 2 (8 Weeks) | October 13, 2025 - December 7, 2025 |
University Holidays and Special Events
| Labor Day (University Closed) | Monday, September 1, 2025 |
| Thanksgiving Break (University Closed) | Thursday, November 27 - Friday, November 28, 2025 |
| Winter Break (No Classes) | Monday, December 8, 2025 - Sunday, January 4, 2026 |
Drop/Withdraw Deadlines
| Full Semester (Ph.D. Research and Dissertation Only) | |
| 100% Refund (Drop/Add Week) | August 18, 2025 - August 24, 2025 |
| 75% Refund | August 25, 2025 – August 31, 2025 |
| 50% Refund | September 1, 2025 - September 7, 2025 |
| 25% Refund | September 8, 2025 - September 14, 2025 |
| Last Day to Withdraw (No Refund) | November 16, 2025 |
| Last Day to Request Incomplete | September 28, 2025 |
| Term 1 | |
| 100% Refund (Drop/Add Week) | August 18, 2025 - August 24, 2025 |
| 75% Refund | August 25, 2025 – August 31, 2025 |
| 50% Refund | September 1, 2025 - September 7, 2025 |
| 25% Refund | September 8, 2025 - September 14, 2025 |
| Last Day to Withdraw (No Refund) | September 21, 2025 |
| Last Day to Request Incomplete | September 28, 2025 |
| Term 2 | |
| 100% Refund (Drop/Add Week) | October 13, 2025 - October 19, 2025 |
| 75% Refund | October 20, 2025 - October 26, 2025 |
| 50% Refund | October 27, 2025 - November 2, 2025 |
| 25% Refund | November 3, 2025 - November 9, 2025 |
| Last Day to Withdraw (No Refund) | November 16, 2025 |
| Last Day to Request Incomplete | November 23, 2025 |
No Refunds after September 14, 2025, for Term 1.
No Refunds after November 9, 2025, for Term 2.
Registration Dates
| Full Semester | October 20, 2025 - January 4, 2026 |
| Term 1 | October 20, 2025 - January 4, 2026 |
| Term 2 | October 20, 2025 - March 8, 2026 |
| Late Registration Begins (Late Fee Applied) | December 26, 2025 |
| Last Day to Pay Tuition and Fees to Avoid Late Fee | February 4, 2026 |
Term Dates
| Full Semester (16 Weeks) | January 5, 2026 - May 3, 2026 |
| Term 1 (8 Weeks) | January 5, 2026 - March 1, 2026 |
| Term 2 (8 Weeks) | March 9, 2026 - May 3, 2026 |
University Holidays and Special Events
| Martin Luther King, Jr. Day (University Closed) | Monday, January 29, 2026 |
| Spring Break (No Classes) | Monday, March 2, 2026 - Sunday, March 8, 2026 |
Drop/Withdraw Deadlines
| Full Semester (Ph.D. Research and Dissertation Only) | |
| 100% Refund (Drop/Add Week) | January 5, 2026 - January 11, 2026 |
| 75% Refund | January 12, 2026 - January 18, 2026 |
| 50% Refund | January 19, 2026 - January 25, 2026 |
| 25% Refund | January 26, 2026 - February 1, 2026 |
| Last Day to Withdraw (No Refund) | April 12, 2026 |
| Last Day to Request Incomplete | February 15, 2026 |
| Term 1 | |
| 100% Refund (Drop/Add Week) | January 5, 2026 - January 11, 2026 |
| 75% Refund | January 12, 2026 - January 18, 2026 |
| 50% Refund | January 19, 2026 - January 25, 2026 |
| 25% Refund | January 26, 2026 - February 1, 2026 |
| Last Day to Withdraw (No Refund) | February 8, 2026 |
| Last Day to Request Incomplete | February 15, 2026 |
| Term 2 | |
| 100% Refund (Drop/Add Week) | March 9, 2026 - March 15, 2026 |
| 75% Refund | March 16, 2026 - March 22, 2026 |
| 50% Refund | March 23, 2026 - March 29, 2026 |
| 25% Refund | March 30, 2026 - April 5, 2026 |
| Last Day to Withdraw (No Refund) | April 12, 2026 |
| Last Day to Request Incomplete | April 29, 2026 |
No Refunds after February 1, 2026, for Term 1.
No Refunds after April 5, 2026, for Term 2.
Registration Dates
| Full Semester | March 30, 2026 - May 3, 2026 |
| Term 1 | March 30, 2026 - May 3, 2026 |
| Late Registration Begins (Late Fee Applied) | April 24, 2026 |
| Last Day to Pay Tuition and Fees to Avoid Late Fee | June 3, 2026 |
Term Dates
| Full Semester (12 Weeks) | May 4, 2026 - July 26, 2026 |
| Term 1 (8 Weeks) | May 4, 2026 - June 28, 2026 |
University Holidays and Special Events
| Memorial Day (University Closed) | Monday, May 25, 2026 |
| Independence Day (University Closed) |
Friday, July 3, 2026 |
Drop/Withdraw Deadlines
| Full Semester (Ph.D. Research and Dissertation Only) | |
| 100% Refund (Drop/Add Week) | May 4, 2026 - May 10, 2026 |
| 75% Refund | May 11, 2026 - May 17, 2026 |
| 50% Refund | May 18, 2026 - May 24, 2026 |
| 25% Refund | May 25, 2026 – May 31, 2026 |
| Last Day to Withdraw (No Refund) | July 5, 2026 |
| Last Day to Request Incomplete | June 14, 2026 |
| Term 1 | |
| 100% Refund (Drop/Add Week) | May 4, 2026 - May 10, 2026 |
| 75% Refund | May 11, 2026 - May 17, 2026 |
| 50% Refund | May 18, 2026 - May 24, 2026 |
| 25% Refund | May 25, 2026 – May 31, 2026 |
| Last Day to Withdraw (No Refund) | June 7, 2026 |
| Last Day to Request Incomplete | June 14, 2026 |
No Refunds after May 31, 2026, for Full Semester and Term 1.
2026-2027 Academic Year
Registration Dates
| Full Semester | April 6 - August 16, 2026 |
| Term 1 | April 6 - August 16, 2026 |
| Term 2 | April 6 - October 11, 2026 |
| Late Registration Begins (Late Fee Applied) | August 7, 2026 |
| Last Day to Pay Tuition and Fees to Avoid Late Fee | September 15, 2026 |
Term Dates
| Full Semester (16 Weeks) | August 17 - December 6, 2026 |
| Term 1 (8 Weeks) | August 17 - October 11, 2026 |
| Term 2 (8 Weeks) | October 12 - December 6, 2026 |
University Holidays and Special Events
| Labor Day (University Closed) | Monday, September 7, 2026 |
| Thanksgiving Break (University Closed) | Thursday, November 26 - Friday, November 27, 2026 |
| Winter Break (No Classes) | Monday, December 7, 2024 - Sunday, January 3, 2027 |
Drop/Withdraw Deadlines
| Full Semester (Ph.D. Research and Dissertation Only) | |
| 100% Refund (Drop/Add Week) | August 17 - August 23, 2026 |
| 75% Refund | August 24 – August 30, 2026 |
| 50% Refund | August 31 - September 6, 2026 |
| 25% Refund | September 7 - September 13, 2026 |
| Last Day to Withdraw (No Refund) | November 15, 2026 |
| Last Day to Request Incomplete | September 27, 2026 |
| Term 1 | |
| 100% Refund (Drop/Add Week) | August 17 - August 23, 2026 |
| 75% Refund | August 24 – August 30, 2026 |
| 50% Refund | August 31 - September 6, 2026 |
| 25% Refund | September 7 - September 13, 2026 |
| Last Day to Withdraw (No Refund) | September 20, 2026 |
| Last Day to Request Incomplete | September 27, 2026 |
| Term 2 | |
| 100% Refund (Drop/Add Week) | October 12 - October 18, 2026 |
| 75% Refund | October 19 - October 25, 2026 |
| 50% Refund | October 26 - November 1, 2026 |
| 25% Refund | November 2 - November 8, 2026 |
| Last Day to Withdraw (No Refund) | November 15, 2026 |
| Last Day to Request Incomplete | November 22, 2026 |
No Refunds after September 13, 2026, for Full Semester and Term 1.
No Refunds after November 8, 2026, for Term 2.
Registration Dates
| Full Semester | October 19, 2026 - January 3, 2027 |
| Term 1 | October 19, 2026 - January 3, 2027 |
| Term 2 | October 19, 2026 - March 7, 2027 |
| Late Registration Begins (Late Fee Applied) | December 25, 2026 |
| Last Day to Pay Tuition and Fees to Avoid Late Fee | February 2, 2027 |
Term Dates
| Full Semester (16 Weeks) | January 4 - May 2, 2027 |
| Term 1 (8 Weeks) | January 4 – February 28, 2027 |
| Term 2 (8 Weeks) | March 8 - May 2, 2027 |
University Holidays and Special Events
| Martin Luther King, Jr. Day (University Closed) | Monday, January 18, 2027 |
| Spring Break (No Classes) | Monday, March 1 - Sunday, March 7, 2027 |
Drop/Withdraw Deadlines
| Full Semester (Ph.D. Research and Dissertation Only) | |
| 100% Refund (Drop/Add Week) | January 4 - January 10, 2027 |
| 75% Refund | January 11 - January 17, 2027 |
| 50% Refund | January 18 - January 24, 2027 |
| 25% Refund | January 25 – January 31, 2027 |
| Last Day to Withdraw (No Refund) | April 11, 2027 |
| Last Day to Request Incomplete | February 14, 2027 |
| Term 1 | |
| 100% Refund (Drop/Add Week) | January 4 - January 10, 2027 |
| 75% Refund | January 11 - January 17, 2027 |
| 50% Refund | January 18 - January 24, 2027 |
| 25% Refund | January 25 – January 31, 2027 |
| Last Day to Withdraw (No Refund) | February 7, 2027 |
| Last Day to Request Incomplete | February 14, 2027 |
| Term 2 | |
| 100% Refund (Drop/Add Week) | March 8 - March 14, 2027 |
| 75% Refund | March 15 - March 21, 2027 |
| 50% Refund | March 22 - March 28, 2027 |
| 25% Refund | March 29 - April 4, 2027 |
| Last Day to Withdraw (No Refund) | April 11, 2027 |
| Last Day to Request Incomplete | April 25, 2027 |
No Refunds after January 31, 2027, for Full Semester and Term 1.
No Refunds after April 4, 2027, for Term 2.
Registration Dates
| Full Semester | March 29 - May 2, 2027 |
| Term 1 | March 29 - May 2, 2027 |
| Late Registration Begins (Late Fee Applied) | April 23, 2027 |
| Last Day to Pay Tuition and Fees to Avoid Late Fee | June 1, 2027 |
Term Dates
| Full Semester (12 Weeks) | May 3 - July 25, 2027 |
| Term 1 (8 Weeks) | May 3 - June 27, 2027 |
University Holidays and Special Events
| Memorial Day (University Closed) | Monday, May 31, 2027 |
Drop/Withdraw Deadlines
| Full Semester (Ph.D. Research and Dissertation Only) | |
| 100% Refund (Drop/Add Week) | May 3 - May 9, 2027 |
| 75% Refund | May 10 - May 16, 2027 |
| 50% Refund | May 17 - May 23, 2027 |
| 25% Refund | May 24 – May 30, 2027 |
| Last Day to Withdraw (No Refund) | July 4, 2027 |
| Last Day to Request Incomplete | June 13, 2027 |
| Term 1 | |
| 100% Refund (Drop/Add Week) | May 3 - May 9, 2027 |
| 75% Refund | May 10 - May 16, 2027 |
| 50% Refund | May 17 - May 23, 2027 |
| 25% Refund | May 24 – May 30, 2027 |
| Last Day to Withdraw (No Refund) | June 6, 2027 |
| Last Day to Request Incomplete | June 13, 2027 |
No Refunds after May 30, 2027, for Full Semester and Term 1.
NSU Holiday Schedule
Visit NSU's Holiday Schedule for information on university-wide holiday closures for the calendar year.