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HORIZON EUROPE – JOINT UNDERTAKINGS – Clean Aviation CfP 04 – 2026

HORIZON EUROPE - JU aims to strengthen research, innovation and Europe's competitiveness through public-private partnerships known as Joint Undertakings.

2026-05-19
329.5 million euros
Open

Call synthesis

Call reference HORIZON-JU-Clean-Aviation-2026-01
Programme HORIZON EUROPE
Institution European Commission
Sectors Aeronautics & Space Business & Industry Research & Innovation Technology & Digital
Beneficiaries Large company (> 250 employees) Research centre & university Smes & Start-Ups (< 249 Employees)

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Call reference

HORIZON-JU-Clean-Aviation-2026-01



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Priorities and funded actions

Objectives

  • Support disruptive projects aimed at decarbonising aviation, as well as fostering EU competitiveness and industrial leadership
  • Support technologies advancing the aircraft concepts outlined in Clean Aviation’s Strategic Research and Innovation Agenda (SRIA)
  • Fund hydrogen-related technologies to mature these technologies while strengthening the European industrial base
  • Strengthen the involvement of startups, Small and Medium Enterprises (SMEs), Research & Technology Organisations (RTOs) and universities

TOPICS:

Forthcoming

  • HORIZON-JU-CLEANAVIATION-2026-04-ACI-01: hydrogen powered aircraft concepts and key technologies integration and impact assessment
  • HORIZON-JU-CLEANAVIATION-2026-04-TRA-01: demonstration and validation of icing Certification Methodologies compatible with EIS2035 for the SMR and REG Aircraft
  • HORIZON-JU-CLEANAVIATION-2026-04-REG-01: demonstration of advanced airframe for ultra-efficient regional aircraft
  • HORIZON-JU-CLEANAVIATION- 2026-04-SMR-01: demonstration of an Optimized System Platform for Ultra-efficient SMR Aircraft
  • HORIZON-JU-CLEANAVIATION- 2026-04-SMR-02: demonstration of an Ultra-Efficient Rear Fuselage and Empennage and Its Integrated Industrial System enabling EIS2035 for the SMR Aircraft
  • HORIZON-JU-CLEANAVIATION- 2026-04-SMR-03: ground Demonstration of Hybrid-Electric Propulsion Architectures for the Ultra-efficient SMR aircraft
  • HORIZON-JU-CLEANAVIATION-2026-04-HPA-01: demonstration of advanced FC propulsion techno-bricks for a fully electric hydrogen fuel cell powered aircraft
  • HORIZON-JU-CLEANAVIATION-2026-04-HPA-02: demonstration of an integrated hydrogen fuel system for a fully electric hydrogen fuel cell powered aircraft
  • HORIZON-JU-CLEANAVIATION-2026-04-HPA-03: demonstration of Advanced Low NOx H2C Propulsion System for a directhydrogen combustion propulsion aircraft
  • HORIZON-JU-CLEANAVIATION-2026-04-HPA-04: demonstration of a hydrogen distribution system for a direct hydrogen combustion propulsion aircraft
  • HORIZON-JU-CLEANAVIATION-2026-04-FTA-01: demonstration of low power Ice Protection System technology
  • HORIZON-JU-CLEANAVIATION- 2026-04-FTA-02: demonstration of cabin acoustic optimization technology
  • HORIZON-JU-CLEANAVIATION- 2026-04-FTA-03: advanced noise-reducing technologies for propulsion systems of next generation Ultra-efficient SMR aircraft
  • HORIZON-JU-CLEANAVIATION- 2026-04-FTA-04: key Technologies for Loads Control Lidar for Ultra-efficient SMR aircraft
  • HORIZON-JU-CLEANAVIATION- 2026-04-FTA-05: cryo-cooled power electronics for a fully electric hydrogen fuel cell powered aircraft
  • HORIZON-JU-CLEANAVIATION- 2026-04-FTA-06: superconducting motor windings for a fully electric hydrogen fuel cell powered aircraft
  • HORIZON-JU-CLEANAVIATION- 2026-04-FTA-07: innovative light weight and reliable liquid hydrogen tank
  • HORIZON-JU-CLEANAVIATION-2026-04-CSA-01: operational stakeholders’ group to support the deployment of Clean Aviation aircraft concepts and technologies

Additional information

To find your National Contact Point (NCP): Click here

Useful

Guidelines: Click here

Other call documents: Click here

Clean aviation website: Click here

More information: Click here

Financement
  • Total budget of the call: 329,5 million euros
  • Budget per topic:
    • HORIZON-JU-CLEAN-AVIATION-2026-04-ACI-01: 6 million euros
    • HORIZON-JU-CLEAN-AVIATION-2026-04-TRA-01: 12 million euros
    • HORIZON-JU-CLEANAVIATION-2026-04-REG-01: 40 million euros
    • HORIZON-JU-CLEANAVIATION- 2026-04-SMR-01: 30 million euros
    • HORIZON-JU-CLEANAVIATION- 2026-04-SMR-02: 40 million euros
    • HORIZON-JU-CLEANAVIATION- 2026-04-SMR-03: 60 million euros
    • HORIZON-JU-CLEANAVIATION-2026-04-HPA-01: 50 million euros
    • HORIZON-JU-CLEANAVIATION-2026-04-HPA-02: 18 million euros
    • HORIZON-JU-CLEANAVIATION-2026-04-HPA-03: 15 million euros
    • HORIZON-JU-CLEANAVIATION-2026-04-HPA-04: 18 million euros
    • HORIZON-JU-CLEANAVIATION-2026-04-FTA-01: 5 million euros
    • HORIZON-JU-CLEANAVIATION- 2026-04-FTA-02: 5 million euros
    • HORIZON-JU-CLEANAVIATION- 2026-04-FTA-03: 5 million euros
    • HORIZON-JU-CLEANAVIATION- 2026-04-FTA-04: 5 million euros
    • HORIZON-JU-CLEANAVIATION- 2026-04-FTA-05: 5 million euros
    • HORIZON-JU-CLEANAVIATION- 2026-04-FTA-06: 5 million euros
    • HORIZON-JU-CLEANAVIATION- 2026-04-FTA-07: 5 million euros
    • HORIZON-JU-CLEANAVIATION-2026-04-CSA-01: 0.5 million euros
  • Amount of the grant:
    • HORIZON-JU-CLEAN-AVIATION-2026-04-ACI-01: maximum 3 million euros
    • HORIZON-JU-CLEAN-AVIATION-2026-04-TRA-01: maximum 12 million euros
    • HORIZON-JU-CLEANAVIATION-2026-04-REG-01: maximum 40 million euros
    • HORIZON-JU-CLEANAVIATION- 2026-04-SMR-01: maximum 30 million euros
    • HORIZON-JU-CLEANAVIATION- 2026-04-SMR-02: maximum 40 million euros
    • HORIZON-JU-CLEANAVIATION- 2026-04-SMR-03: maximum 20 million euros
    • HORIZON-JU-CLEANAVIATION-2026-04-HPA-01: maximum 50 million euros
    • HORIZON-JU-CLEANAVIATION-2026-04-HPA-02: maximum 18 million euros
    • HORIZON-JU-CLEANAVIATION-2026-04-HPA-03: maximum 15 million euros
    • HORIZON-JU-CLEANAVIATION-2026-04-HPA-04: maximum 18 million euros
    • HORIZON-JU-CLEANAVIATION-2026-04-FTA-01: up to 5 million euros
    • HORIZON-JU-CLEANAVIATION- 2026-04-FTA-02: up to 5 million euros
    • HORIZON-JU-CLEANAVIATION- 2026-04-FTA-03: up to 5 million euros
    • HORIZON-JU-CLEANAVIATION- 2026-04-FTA-04: up to 5 million euros
    • HORIZON-JU-CLEANAVIATION- 2026-04-FTA-05: up to 5 million euros
    • HORIZON-JU-CLEANAVIATION- 2026-04-FTA-06: up to 5 million euros
    • HORIZON-JU-CLEANAVIATION- 2026-04-FTA-07: up to 5 million euros
    • HORIZON-JU-CLEANAVIATION-2026-04-CSA-01: maximum 0.5 million euros
  • Funding rate: between 70% and 100% of the total eligible costs

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