# HORIZON-CL5-2027-02 — Batteries And Energy

**Funder:** Batteries (BATT4EU)
**Deadline:** 31 March 2027
**Consortium:** Required — minimum 3 independent legal entities from 3 different EU Member States or Associated Countries, at least one in a Member State (Horizon Europe standard)
**Application:** Open for proposals: 2027-03-31
**Official call:** https://www.era-learn.eu/network-information/networks/batteries/horizon-cl5-2027-02-batteries-and-energy
**Last updated:** 18 Oct 2026

## Eligibility & scope

HORIZON-CL5-2027-02 - BATTERIES and ENERGY, listed under Batteries (BATT4EU) on the ERA-LEARN call calendar. See the call guidance for funding, eligibility and consortium requirements.

## Summary

HORIZON-CL5-2027-02 funds collaborative research projects on batteries and energy under the Batteries (BATT4EU) partnership within Horizon Europe. The call requires a multi-country consortium and is aimed at research organisations, universities and companies working on battery technology and energy systems across Europe.

## Who should apply

- Research organisations and universities working on battery or energy technologies
- Companies developing battery materials, cells, or energy systems
- Consortium partners able to form a multi-country partnership across EU Member States or Associated Countries
- Teams with projects aligned to the Batteries (BATT4EU) partnership scope

## Key dates

- Deadline: 31 March 2027
- Proposals open from 31 March 2027

## Tips for applicants

- Form your consortium early, since the call requires at least 3 independent legal entities from 3 different EU Member States or Associated Countries, with at least one in a Member State.
- Align the proposal explicitly with BATT4EU partnership priorities, as this call is run under that specific Horizon Europe partnership.
- Check the official call guidance on the Funding and Tenders portal for detailed eligibility and budget specifics before drafting.

## Frequently asked questions

### What is the deadline for HORIZON-CL5-2027-02?

The deadline is 31 March 2027.

### Who can apply to HORIZON-CL5-2027-02 Batteries and Energy?

Applicants must form a consortium of at least 3 independent legal entities from 3 different EU Member States or Associated Countries, with at least one entity based in a Member State.

### Which partnership runs the HORIZON-CL5-2027-02 call?

It is listed under the Batteries (BATT4EU) partnership as part of Horizon Europe Cluster 5.

### Is a consortium required for this call?

Yes, a consortium of at least 3 independent legal entities from 3 different EU Member States or Associated Countries is required.

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Source: [The Great Grantsby](https://grantsby.eu/grants/batteries-batt4eu-horizon-cl5-2027-02-batteries-and-energy) — EU grant monitoring for academic researchers. Always verify details on the funder's website before applying.

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