Registration Fees
| Conference Fees (excl. 20% VAT) | Before 30 June 2026 | After After 30 June 2026 |
|---|---|---|
| Standard (incl. conference materials, access to the conference sessions, exhibition and posters areas, coffee breaks, lunches, cocktail party, official dinner, excursion) | 349 EUR | 399 EUR |
| Student (incl. standard package + student discount) | 249 EUR | 299 EUR |
| Exhibitor (incl. standard package + open exhibition space+ optional 5 min. presentation) | 990 EUR | |
| Sponsor (exhibitor package + logo on all materials+ banner in the conference hall+ optional 10 min. presentation) | 1490 EUR | |
Payment
Payments for the conference are accepted in EUR via the following methods:
1. Bank transfer (EUR only)
Payments by bank transfer are accepted in EUR only (net of all bank charges) to:
| Bank: | UniCredit Bulbank |
| Bank address: | 12, Batenberg Str., Sofia 1000 |
| BIC code: | UNCRBGSF |
| Branch: | BATENBERG Branch code: 66084219 |
| Beneficiary: | Institute of Electrochemistry and Energy |
| BG86 UNCR 9660 3110 0235 11 |
Note: It is mandatory to include the delegate(s) full name(s) as the bank transfer reference.
A confirmation of the payment received and invoice will be sent by email.
2. Online payment (credit/debit card)
Online payment is available through the IEES-BAN e-store and can be made using credit or debit cards.
EU-based companies (excluding Bulgaria) with a valid VAT number are exempt from VAT.
Payments are processed through a virtual Point of Sale (POS) terminal using debit or credit cards bearing the trademarks of VISA International, Mastercard Worldwide, BORICA AD, and others, except cards issued in the following countries: USA, Canada, Brazil, Mexico, Australia, New Zealand, United Arab Emirates, Belize, Bahrain, Colombia, Trinidad and Tobago, Kuwait, India, and Nigeria.
| To access the IEES-BAN e-store follow the LINK. |
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Note: If you experience difficulties during the payment process, please refer to the Help Instructions page or contact us at eservices@iees.bas.bg.
CANCELLATION POLICY
Cancellation requests must be made in writing and emailed to SED’2024 Conference Secretariat at sed@iees.bas.bg. The notification must include all relevant information regarding the bank account to which a possible refund may be remitted.
- Registrations cancelled in writing before August 08, 2026 will be refunded less EUR 40.
- No refunds can be made for cancellations requested after August 08, 2026
The date of receipt of the email requesting cancellation will be the basis for considering refunds. Refunds will be made by bank transfer after the conference.
In case of over-payment or double payment, refund requests must be made in writing and emailed to sed@iees.bas.bg. The over-paid amount less a handling fee of EUR 40/ BGN 40 will be refunded after the conference.
SUBSTITUTIONS
Registered delegate’s substitutions may be made at any time prior to the conference start date at no cost, provided the substitute works for the same organization/company as the original registrant and belongs to the same registration category (or additional fees may apply). Name changes will be accepted by email indicating the names of the registered delegate and of the substitute, including the new registrant’s e-mail address and other relevant contact details. A declaration of acceptance of our GDPR and General Policy signed by the substitute attendee must be attached to the email.
Important Dates
- Submission of preliminary titles: 01 March 2026
- Abstract submission deadline: 30 May 2026
- Notifications of acceptance: 10 June 2026
- End of early registration: 30 June 2026
- Conference begins: 08 September 2026
- Conference ends: 12 September 2026