# Open Competition Domain Science – M-1-Weave 2025/2026 (ENW-M-1-Weave, NWO as lead agency)

**Funder:** NWO
**Budget:** Up to €400,000 (NWO portion)
**Deadline:** 31 July 2026 (General deadline 31 July 2026 or when cap reached. Weave proposals with Flemish co-applicant had a separate deadline of 24 February 2026 14:00 CET.)
**Consortium:** Required — Dutch main applicant + ≥1 co-applicant from Germany, Luxembourg, or Flanders
**Application:** Single stage: continuous submission assessed in packages; referees' reports → written rebuttal → cluster committee ranking → Domain Science Board decision.
**Frequency:** Annual
**Next round:** 2026-08
**Eligible countries:** NL
**Official call:** https://www.nwo.nl/en/calls/open-competition-domain-science-m-2025/2026
**Last verified:** 18 June 2026

## Eligibility & scope

International collaboration grant: Dutch main applicant (tenured/tenure-track at eligible NL institution) with co-applicant(s) from Germany, Luxembourg, or Flanders. NWO acts as lead agency. Personal data shared between funding agencies. Proposals in English via Isaac.

## Summary

The NWO Open Competition Domain Science, M-1-Weave funds collaborative research between Dutch and international partners (Germany, Luxembourg, or Flanders) with up to €400,000 from the NWO portion. The call targets Dutch tenured or tenure-track researchers leading consortia with at least one co-applicant from an eligible neighbouring region. This is a continuous-submission scheme assessed in batches, with NWO acting as lead coordinating agency across borders.

## Who should apply

- Dutch researchers in tenured or tenure-track positions at eligible Dutch institutions
- Researchers seeking to establish or deepen collaboration with a partner institution in Germany, Luxembourg, or Flanders
- Consortium-based projects with a clearly defined lead applicant from the Netherlands
- All academic disciplines within the ENW (Natural Sciences) domain eligible

## Key dates

- General deadline 31 July 2026 or when cap reached; continuous submission assessed in rolling packages
- Single-stage evaluation: referee reports → written rebuttal opportunity → cluster committee ranking → Domain Science Board decision
- Annual call; next round expected August 2026

## Tips for applicants

- Consortium structure is mandatory, ensure your co-applicant(s) from Germany, Luxembourg, or Flanders are confirmed partners with matching commitment before submission.
- This is a continuous-submission scheme; proposals are assessed in batches as they arrive. Submit early if your consortium is ready; late arrivals may fall into a later assessment window.
- Personal data (CV, institutional affiliation) is shared across NWO, German, Luxembourgish, and Flemish funding agencies; include only information you are willing to share internationally.

## Frequently asked questions

### What is the maximum budget for M-1-Weave?

Up to €400,000 from the NWO portion; the total budget may include contributions from co-applicant institutions in Germany, Luxembourg, or Flanders depending on their respective funding rules.

### Who counts as the main applicant in M-1-Weave?

The main applicant must be a Dutch researcher in a tenured or tenure-track position at an eligible Dutch institution, with at least one co-applicant from Germany, Luxembourg, or Flanders.

### Is M-1-Weave a recurring call?

Yes, it is an annual call. The next round is expected in August 2026 after the 31 July 2026 deadline closes.

### How are M-1-Weave proposals evaluated?

Proposals undergo a single-stage process: external peer review, written rebuttal phase, cluster committee ranking, and final decision by the Domain Science Board.

### Can I apply if I have a co-applicant from a country outside the eligible list?

No; co-applicants must be from Germany, Luxembourg, or Flanders. The consortium structure is mandatory for this scheme.

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Source: [The Great Grantsby](https://grantsby.eu/grants/nwo-open-competition-domain-science-m-1-weave-2025-202-2026-07) — EU grant monitoring for academic researchers. Always verify details on the funder's website before applying.