https://www.standict.eu/standicteu-2023-8th-open-call
The maximum grant seems to be 10K€.
The Type of contributions are:
Proposal type: LT – Long term contribution (with travel option)
Description: Contribution to ongoing standards development as a chair or member of an SDO WG. E.g. comments on standards development and drafts, attending meetings also as an observer, paying membership or registration fees.