Registration
To register for the conference, please use this registration link. If you wish to obtain a SIGSPATIAL membership prior to the registration, please use this link.
Authors of accepted papers in the conference must register before September 15, 2026, for their paper to be included in the proceedings.
Registration Rates 2026
Deadline for the Early Bird Registration is October 17, 2026.
Conference
| Registration Type | Early Bird | Regular Rate | Onsite Rate |
|---|---|---|---|
| If registered by 10/17/2026 | If registered by 11/03/2026 | If registered by 11/06/2026 | |
| ACM or SIGSPATIAL Member | $650 | $800 | $800 |
| Non Member | $850 | $950 | $950 |
| ACM or SIGSPATIAL Student Member | $450 | $500 | $500 |
| Student non Member | $550 | $600 | $600 |
Authors with Multiple Papers
Authors with more than one paper have two options to cover the registration requirements for their papers.
- Each paper may be covered by a separate registration by one of the authors.
- One common author may cover the registration of multiple papers by paying an additional fee during registration ($650) for each additional paper. In this case, one author registration may cover multiple papers.
Cancellation Policy
For cancellations up to and including October 17, 2026 there will be a charge of $40. In case of a cancellation afterwards, the total registration fee will be retained and no refunds will be made. However, substitutions may be made at any time at no charge. In the case of a substitution, you will need to log into the registration system and insert the name of the substitute person.
If you are the only author registered for your paper, there is NO cancellation after the camera ready copy and the copyright form of your paper has been submitted (you can still transfer the registration to another author). Changes and cancellations must be sent in written form to the registration chairs:
- Yiqun Xie (xie@umd.edu)
- El Kindi Rezig (elkindi.rezig@utah.edu)
- Laila Abdelhafeez (labdelha@calpoly.edu)
Visa Information
If you need a Visa Invitation Letter as an author, presenter or organizer, please see the instructions on the Visa Information page. If you are not an author, presenter or organizer, you may request a Visa Support Letter from ACM at supportletters.acm.org.
