General
All attendees must register and receive a conference badge in order to participate in conference activities.
Please carefully read the information below and contact IRMMW-THz2026@taloevents.fi if you have any questions about registration.
Please Register
Registration Fees and Payment Deadlines
The registration fee is based on the date of registration and payment. If you want to benefit from the lower fee, please, register early and pay by the deadline.
At least one author per paper must register. One registration can cover up to three (3) papers on which the person who is registered is an Author or co-Author.
If you are an author who has submitted a paper or poster:
Please note that all papers or posters accepted for the conference must be presented by the author or a designated representative in order to be archived in the conference digest and on IEEE Xplore.
NB: this is NOT a hybrid conference. All papers should be presented live (in-person) at IRMMW-THz 2025 Conference.
Final Paper submission deadline August 15th, 2026.
| Early fee (until Aug. 15) |
Late fee (Aug. 16 to Sept. 30) |
Onsite (Oct. 1 onwards) |
|
|---|---|---|---|
| Normal | U$D TBA | U$D TBA | U$D TBA |
| Student | U$D TBA | U$D TBA | U$D TBA |
| Retired | U$D TBA | U$D TBA | U$D TBA |
Registration fees are VAT 0%, no VAT will be added.
Please note that costs for travel and insurances are not included in the registration fees.
Registration fee includes:
- Welcome Reception on Sunday, October 11, advance registration required
- Gala Dinner on Wednesday, October 14, advance registration required
- IEEE Transactions on Terahertz Science and Technology Reviewer’s Thank-You Reception on Thursday, October 15, advance registration encouraged
- Access to technical sessions, poster sessions, plenary speeches
- Coffee breaks and lunches, Monday – Friday, according to program
- Electronic proceedings
- Student registrations only: Access to student workshop, coffee and lunch on Sunday, October 11, advance registration required
Accompanying person fee U$D TBA
The accompanying person fee includes:
- Welcome Reception on Sunday, October 11
- Gala Dinner on Wednesday, October 14
Invitation letter for visa:
If you need an invitation letter for visa applications, contact IRMMW-THz2026@taloevents.fi
Note that invitation letters will only be extended upon request and only after full registration and fees payment. A signed invitation letter will be emailed to the requesting party at no additional cost.6
Payment and confirmation:
Full payment of the registration fee is to be made prior to the conference in dollars (U$D). When registering online, you will receive instant confirmation of successful registration to your email. Please note that invoicing will end two weeks prior to the event.
Payment options:
Credit card: Visa and MasterCard are accepted. (please check you card restrictions in advance)
Cancellation and refund policy
Before August 1, 2026, a processing fee of EUR 50 will be charged; no refund will be made after August 1, 2026.
All registration fees covering a paper are non-refundable.
The registration can be transferred to co-author / another person from the same organization free of charge.
Invoices: An unpaid registration is NOT a cancellation and cancellation fees will also apply to any unpaid registrations.
Please note that no-show does not constitute cancellation. In case of no-show, the registration fee will not be refunded. Please note also that the fees are payable even if you cannot make the conference.
All cancellations and changes must be made in writing (email) to Congress Office: IRMMW-THz2026@taloevents.fi
Visa-related cancellations
It is the participant’s responsibility to obtain a visa in due time for attending the conference. Failure to obtain a visa is not considered a valid reason for a refund. We recommend initiating the visa application process well in advance.
CONTACTS
- Registration and practical information:
- Talo Events, Congress Office
- tel. +358 3 233 0400 (office hours Mon-Fri 9.00-15.00 UTC+3)