Below is a list of some of the important dates for ICS'03:
| Date | Event |
| May 20 (Tuesday) Extended to May 31. This deadline will not be extended again. |
Conference hotel rate deadline |
| May 31 (Saturday) | Early registration deadline |
| June 1 (Sunday) | Deadline for student travel grant applications (round 1) |
| June 21-22 (Saturday and Sunday) | Workshops and tutorials |
| June 23-26 (Monday through Thursday) | Conference |
| June 26 (Thursday) | Deadline for student travel grant applications (round 2) |