| Registration type | Early bird (before 30/03/2026) |
Early bird (incl. VAT 24%) (before 30/03/2026) |
Late (before 23/04/2026) |
Late (incl. VAT 24%) (before 23/04/2026) |
|---|---|---|---|---|
| Full (i.e., Author) | 200,00 € | 248,00 € | 250,00 € | 310,00 € |
| Student * | 100,00 € | 124,00 € | 150,00 € | 186,00 € |
* Students must send a copy of their valid student card.
IMPORTANT:
- Each paper must have at least one (1) non-student registration for it to be presented at HAICAI 2026. As long as one of the authors of the paper registers in “Full”, then any student (co-)author(s) may register additionally at “Student” pricing. However, if a student author is the sole HAICAI 2026 author/attendee for that paper, or if all the paper’s authors are students, then that student should register at “Full” rate/price.
- Receipts/Invoices
All registration fees are subject to plain receipts upon request. For Greek invoice issuance, please note that a 24% VAT surcharge applies to all registration types and must be paid in addition to the selected registration fee. In case of not indicating a specific request for an invoice during the registration process, the conference secretariat will automatically issue a plain receipt (default option) without any VAT surcharge. - Authors with more than one paper, will be charged with one (1) regular registration plus 100€ per additional paper.
- Papers longer than 6 pages will be charged by an extra publication fee of 50€ per extra page.
- Registration fees include one (1) digital copy of the HAICAI 2026 proceedings and cover admission to all in-person conference sessions and social events.
Click the button below to register!
Terms & Conditions
Methods of payment
HAICAI 2026 registration payments are supported by the Greek Computer Society (EPY/GCS), 20, Spyrou Trikoupi Str., Athens, Greece, P.C. 106 83, Tel. +302155051398, e-mail: epy@epy.gr.
Payments can be made either by bank transfer or secure online credit card or Paypal, as indicated.
A bank transfer payment must be confirmed manually by the organization chairs in order for papers to be included in the proceedings and receipt/invoice to be issued. Secure online credit card and/or Paypal payments will be automatically confirmed. by respective transaction processor.
Cancellation & refunds
Any cancellation of registration must be notified by e-mail to the General Chair and haicai@uniwa.gr. The following cancellation policies will apply:
- Cancellation before March 30th, 2026 – full refund
- Cancellation on or after March 30th, 2026 – no refund.
Privacy Policy
All data submitted during the HAICAI 2026 registration process will be processed solely for the purpose of managing your registration, in accordance with applicable data protection laws, including the GDPR. Your data will not be shared with third parties without your explicit consent, except where required by law. As a result we do not collect or store any personal information. Moreover, we do not share any of your details with other companies/organizations/web-sites by any means.
