Note: The fall and spring dates below pertain to full-term courses and eight-week courses. The summer dates pertain to the stated summer sessions. The calendar for other condensed courses may differ from what is printed below. Please reference the Condensed Courses - Registration, Drop, and Refund Dates Form (https://generalssb-prod.ec.atu.edu/BannerExtensibility/customPage/page/pbs9date_pg_displayForm) for course and term definitions and pertinent Academic Calendar dates for courses not conforming to the beginning and ending dates outlined below.
*Holidays noted are for full-term, 15-week, face-to-face classes. For web-based, eight-week, and condensed courses, assignment due dates may fall on a holiday.
Summer term - May 12, 2025 to August 6, 2025
May Summer Session - May 12, 2025 to May 30, 2025
Academic Calendar
| Event | Date | 
| Late Registration | May 12 | 
| Classes begin | May 12 | 
| Last day to officially withdraw/drop courses with full reduction of tuition and fees | May 12 | 
| Last day to register and add courses/change sections | May 12 | 
| Last day to officially withdraw/drop courses with 80 percent reduction of tuition | May 14 | 
| Memorial Day holiday* | May 26 | 
| Last day to drop courses with a "W" or change from credit to audit | May 27 | 
| May session ends | May 30 | 
June/July Summer Session - June 2, 2025 to July 2, 2025
Academic Calendar
| Event | Date | 
| Late registration for June/July Session | June 2 - 3 | 
| Classes begin | June 2 | 
| Last day to officially withdraw/drop courses with full reduction of tuition and fees | June 3 | 
| Last day to register and add courses/change sections | June 3 | 
| Last day to officially withdraw/drop courses with 80 percent reduction of tuition | June 6 | 
| Last day to drop courses with a "W" or change from credit to audit | June 26 | 
| June/July session ends | July 2 | 
10-Week Summer Session - June 2, 2025 to August 6, 2025
Academic Calendar
| Event | Date | 
| Late registration for 10-Week session | June 2 - 5 | 
| Classes begin | June 2 | 
| Last day to officially withdraw/drop courses with full reduction of tuition and fees | June 5 | 
| Last day to register and add courses/change sections | June 5 | 
| Last day to officially withdraw/drop courses with 80 percent reduction of tuition | June 11 | 
| Last day to drop courses with a "W" or change from credit to audit | July 24 | 
| 10-Week session ends | August 6 | 
July/August Summer Session - July 7, 2025 to August 6, 2025
Academic Calendar
| Event | Date | 
| Late registration for July/August session | July 7 - 8 | 
| Classes begin | July 7 | 
| Last day to officially withdraw/drop courses with full reduction of tuition and fees | July 8 | 
| Last day to register and add courses/change sections | July 8 | 
| Last day to officially withdraw/drop courses with 80 percent reduction of tuition | July 11 | 
| Last day to drop courses with a "W" or change from credit to audit | July 31 | 
| July/August session ends | August 6 | 
Fall Term - August 20, 2025 to December 12, 2025
Fall Term - August 20, 2025 to December 12, 2025
Academic Calendar
| Event | Date | 
| Selected fall activities | August 11 - 19 | 
| Registration | August 11 - 19 | 
| Classes begin | August 20 | 
| Last day to officially withdraw/drop courses with full reduction of tuition and fees | August 26 | 
| Last day to register and add courses/change sections | August 26 | 
| Labor Day holiday* | September 1 | 
| Last day to officially withdraw/drop courses with 80 percent reduction of tuition | September 4 | 
| Mid-term | October 8 | 
| Fall break | October 9 - 10 | 
| Deadline for applying for graduation, December 2026 graduates | October 10 | 
| Early Registration for spring semester | October 20 - December 5 | 
| Last day to drop courses with a "W" or change from credit to audit | November 19 | 
| Thanksgiving holidays* | November 24 - November 28 | 
| Reading Day | December 8 | 
| End of course examinations | 7:00 p.m., December 8 – December 12 | 
| Fall session ends | December 12 | 
| Graduation | December 12 - 13 | 
Fall Term - First Eight-Week Session - August 20, 2025 to October 14, 2025
Academic Calendar
| Event | Date | 
| Late registration for first eight-week session | August 20 - 22 | 
| Classes begin | August 20 | 
| Last day to officially withdraw/drop courses with full reduction of tuition and fees | August 22 | 
| Last day to register and add courses/change sections | August 22 | 
| Last day to officially withdraw/drop courses with 80 percent reduction of tuition | August 27 | 
| Labor Day holiday* | September 1 | 
| Last day to drop courses with a "W" or change from credit to audit | October 6 | 
| First eight-week session ends | October 14 | 
Fall Term - Second Eight-Week Session - October 20, 2025 to December 12, 2025
Academic Calendar
| Event | Date | 
| Late registration for second eight-week session | October 20 - 22 | 
| Classes begin | October 20 | 
| Last day to officially withdraw/drop courses with full reduction of tuition and fees | October 22 | 
| Last day to register and add courses/change sections | October 22 | 
| Last day to officially withdraw/drop courses with 80 percent reduction of tuition | October 27 | 
| Thanksgiving holidays* | November 24 - November 28 | 
| Last day to drop courses with a "W" or change from credit to audit | December 3 | 
| Second eight-week session ends | December 12 | 
Winter Intersession - December 15, 2025 to January 2, 2026
Winter Intersession - December 15, 2025 to January 2, 2026
Academic Calendar
| Event | Date | 
| Late registration for winter intersession | December 15 | 
| Classes begin | December 15 | 
| Last day to officially withdraw/drop courses with full reduction of tuition and fees | December 15 | 
| Last day to register and add courses/change sections | December 15 | 
| Last day to officially withdraw/drop courses with 80 percent reduction of tuition | December 17 | 
| Christmas Day holiday* | December 25 | 
| Last day to drop courses with a "W" or change from credit to audit | December 30 | 
| New Year's Day holiday* | January 1 | 
| Winter intersession ends | January 2 | 
Spring Term - January 12, 2026 to May 6, 2026
Spring Term - January 12, 2026 to May 6, 2026
Academic Calendar
| Event | Date | 
| Registration | January 2 - 11 | 
| Classes begin | January 12 | 
| Last day to officially withdraw/drop courses with full reduction of tuition and fees | January 16 | 
| Last day to register and add courses/change sections | January 16 | 
| Martin Luther King Day holiday* | January 19 | 
| Last day to officially withdraw/drop courses with 80 percent reduction of tuition | January 27 | 
| Early Registration for summer term, fall term, and winter intersession | March 2 - April 29 | 
| Mid-term | March 2 | 
| Deadline for applying for graduation, May 2027 graduates | March 6 | 
| Spring holidays* | March 23 - March 27 | 
| Deadline for applying for graduation, summer 2027 graduates | April 3 | 
| Last day to drop courses with a "W" or change from credit to audit | April 10 | 
| Reading Day | April 30 | 
| End of course examinations | 7:00 p.m., April 30 – May 6 | 
| Spring term ends | May 6 | 
| Graduation (all ceremonies in Tucker Coliseum) | May 8 - 9 | 
Spring Term - First Eight-Week Session - January 12, 2026 to March 8, 2026
Academic Calendar
| Event | Date | 
| Late registration for first eight-week session | January 12 - 14 | 
| Classes begin | January 12 | 
| Last day to officially withdraw/drop courses with full reduction of tuition and fees | January 14 | 
| Last day to register and add courses/change sections | January 14 | 
| Martin Luther King Day holiday* | January 19 | 
| Last day to officially withdraw/drop courses with 80 percent reduction of tuition | January 19 | 
| Last day to drop courses with a "W" or change from credit to audit | February 28 | 
| First eight-week session ends | March 8 | 
Spring Term - Second Eight-Week Session - March 12, 2026 to May 6, 2026
Academic Calendar
| Event | Date | 
| Late registration for second eight-week session | March 12 - 14 | 
| Classes begin | March 12 | 
| Last day to officially withdraw/drop courses with full reduction of tuition and fees | March 14 | 
| Last day to register and add courses/change sections | March 14 | 
| Last day to officially withdraw/drop courses with 80 percent reduction of tuition | March 19 | 
| Spring holidays* | March 23 - March 27 | 
| Last day to drop courses with a "W" or change from credit to audit | April 28 | 
| Second eight-week session ends | May 6 |