Interregional Innovation Investments (I3) calls

The I3 instrument funds regions that build value chains together, from pilots to market roll-out.

Right now 4 Interregional Innovation Investments (I3) calls have a deadline ahead: 4 open for submission and 0 opening soon. The next one closes on 9 November 2026. 2 of them are open to startups and SMEs.

EU grant deadlines by Yellow Grant

Open and upcoming Interregional Innovation Investments (I3) calls

9 Novin 6 days

NACHIP - Second Open Call

Interregional Innovation Investments (I3) · €1k
OpenStartups and SMEsCascade funding
10 Novin 7 days

I3FLOAT 1st Open Call

Interregional Innovation Investments (I3) · €2.5M
OpenStartups and SMEsCascade funding
12 Novin 9 days

I3-2026-INV1 - Interregional Innovation Investments Strand 1

Interregional Innovation Investments (I3) · I3 Project Grants · €28.2M
Open
12 Novin 9 days

I3-2026-INV2a - Interregional Innovation Investments Strand 2a

Interregional Innovation Investments (I3) · I3 Project Grants · €30.2M
Open

Source: EU Funding & Tenders Portal, © European Union, CC BY 4.0. Checked 3 November 2026.