The University of Delhi (DU) has opened a one-time correction window for candidates who have applied for undergraduate admissions for the 2025-26 academic year.

The correction window is available from July 6 to July 11, 2025, allowing students to make specific changes in their CSAS (Common Seat Allocation System) application form through the official admission portal - admission.uod.ac.in.
This opportunity comes after the completion of Phase 1 registration and is meant to help candidates rectify any errors before moving to Phase 2 of the admission process. Important Dates
Students can edit key details such as:
This edit option is available only once, so applicants must review the form thoroughly before final submission.
Some critical fields are non-editable, including:
Why It Matters
This correction window is the only opportunity for students to fix any unintentional mistakes made during Phase 1 registration. A wrong entry in marks, score, or missing document could lead to disqualification during seat allocation.
DU authorities have emphasized that no correction requests will be entertained after July 11 under any circumstances.
| Phase | Key Dates |
| Correction Window | July 6 - 11, 2025 |
| Phase 2 (Preference Entry) | July 8 - 14, 2025 |
| Simulated List | July 15, 2025 |
| Seat Allotment (Round 1) | July 19, 2025 (5:00 PM) |
| Class Commencement | August 1, 2025 |
Conclusion
Delhi University's correction window is a vital step in ensuring that students don't miss out on admission opportunities due to avoidable errors. Since this is a one-time facility, aspirants are advised to go through their application details thoroughly and make the necessary edits by July 11, 2025. The next phase of preference filling and seat allocation begins right after, making this the last chance to fix any issues in your application.