Program Dates
TWC has prepared this academic calendar for the year 2026. To see dates and deadlines for other years, visit our Academic Calendars page.
Inside Washington Seminar
| Application Deadline | Friday, October 24, 2025 |
| Check-In | Tuesday, January 6, 2026 |
| Check-Out | Wednesday, January 14, 2026 |
Spring 2026 Internship Programs
Below are dates for the Academic Internship Program, Córdova & Fernós Internship Program and Arturo Morales Carrión (AMC) Internship Program:
| International Student Application Deadline | Wednesday, September 17, 2025 |
| U.S. Student Application Deadline | Thursday, September 25, 2025 |
| Admissions Announcement (no later than) | Wednesday, October 8, 2025 |
| Program Commitment and Deposit Deadline | Wednesday, October 22, 2025 |
| Program Starts and Virtual Orientation | Thursday, October 23, 2025 |
| Housing Community Profile Deadline | Wednesday, November 5, 2025 |
| Last Day to Withdraw from Housing | Wednesday, November 19, 2025 |
| Initial Payment Deadline | Wednesday, November 19, 2025 |
| Course Registration Opens | Monday, December 1, 2025 |
| Course Registration Deadline | Wednesday, December 17, 2025 |
| Final Payment Deadline | Monday, December 22, 2025 |
| Course Add/Drop Begins | Wednesday, January 21, 2026 |
| D.C. Check-In Begins | Wednesday, January 21, 2026 |
| In-person Orientation | Friday, January 23, 2026 |
| Internship Begins | Monday, January 26, 2026 |
| Course Add/Drop Ends | Friday, January 30, 2026 |
| Internship Ends | Friday, May 1, 2026 |
| D.C. Check-Out Ends | Saturday, May 2, 2026 |
Cybersecurity Accelerator Program
| Application Deadline | Wednesday, January 28, 2026 |
| Check-In | Thursday, March 12, 2026 |
| Check-Out | Sunday, March 15, 2026 |
National Security Seminar
| Application Deadline | Monday, March 9, 2026 |
| Check-In | Friday, May 15, 2026 |
| Check-Out | Saturday, May 23, 2026 |
Summer 2026 Internship Programs
Below are dates for the Academic Internship Program, Córdova & Fernós Internship Program and Arturo Morales Carrión (AMC) Internship Program:
| Early U.S. Student Application Deadline | Wednesday, December 3, 2025 |
| International Student Application Deadline | Wednesday, December 3, 2025 |
| Regular U.S. Student Application Deadline | Thursday, January 8, 2026 |
| Check-In Begins | Wednesday, May 27, 2026 |
| Program Orientation | Friday, May 29, 2026 |
| Courses Begin | Monday, June 1, 2026 |
| Internships Begin | Monday, June 1, 2026 |
| Internships End | Friday, July 31, 2026 |
| Check-Out Ends | Saturday, August 1, 2026 |
Fall 2026 Internship Programs
Below are dates for the Academic Internship Program, Córdova & Fernós Internship Program and Arturo Morales Carrión (AMC) Internship Program:
| International Student Application Deadline | Wednesday, March 18, 2026 |
| U.S. Student Application Deadline | Wednesday, April 15, 2026 |
| Check-In Begins | Wednesday, August 26, 2026 |
| Program Orientation | Friday, August 28, 2026 |
| Courses Begin | Monday, August 31, 2026 |
| Internships Begin | Monday, August 31, 2026 |
| Internships End | Friday, December 4, 2026 |
| Check-Out Ends | Saturday, December 5, 2026 |
Health Policy Immersion Program
| Check-In | Thursday, September 24, 2026 |
| Check-Out | Sunday, September 27, 2026 |