Hello Caroline, I'm adding in the Registration Team, who will be able to answer your question about taxes for seL4 Summit. Best, Evi On Tue, Oct 28, 2025 at 11:23 PM Frey, Caroline via Summit <summit@sel4.systems> wrote:

Dear all,

In order to book the attached invoice correctly, I would need to know whether taxes are included in the participation fee.

If so, how much is the tax?

Thank you very much for your response.

Best regards,

*Caroline Frey*

Controlling - Administrative Management (AM)

*Fraunhofer IESE*

Fraunhofer-Platz 1 | 67663 Kaiserslautern

*Umsatzsteuer ID: DE 129515865*

+49 631 6800-2167

caroline.frey@iese.fraunhofer.de

www.iese.fraunhofer.de

[image: image001] <https://www.iese.fraunhofer.de/?utm_campaign=sigrafik>

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