Clean Aviation Joint Undertaking (CAJU)

Last updated: 14.6.2025
Grant

The Clean Aviation Joint Undertaking (CAJU) is a public-private partnership between the European Union and the European aviation industry. Its goal is to promote innovative technologies to reduce aviation-related emissions and noise pollution, making European aviation climate-neutral by 2050 and strengthening its competitiveness.

Who is eligible for funding?

The Clean Aviation Joint Undertaking (CAJU) supports projects for the development of innovative technologies that reduce the environmental footprint of aviation. Eligible applicants include companies, universities, and research institutions from the European Union and associated countries that wish to contribute to the global competitiveness of the European aviation industry.

What is funded?

The program supports research and innovation activities aimed at the development and demonstration of climate-neutral aviation technologies. This includes the integration of breakthrough technological innovations as well as support for activities that contribute to the market introduction and scaling of clean aviation solutions.

Type and Scope of Funding

Funding is provided in the form of grants. The Union's financial contribution to the program is up to 1.7 billion Euros. In addition, other members make contributions that increase the total funding of the program to over 4.1 billion Euros.

Conditions and Requirements

Participation in the program is subject to specific conditions regarding application, consortia, and compliance with EU directives. Particular attention is paid to transparency, confidentiality, and the protection of financial interests.

Application Procedure

The application process for the Clean Aviation Joint Undertaking is open, transparent, and competitive. Proposals are submitted through calls and evaluated by independent experts.

The Clean Aviation Joint Undertaking is established by Council Regulation (EU) 2021/2085 and operates within the framework of 'Horizon Europe'. This Regulation sets out the objectives, tasks, and operating rules for several joint undertakings.

Similar Programs

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Funding Overview

Funding Status

Funding Status:

Open

Maximum Amount

Maximum Amount:

Up to €1,700,000,000 EU grant (total Union contribution)

Allocated Budget

Allocated Budget:

Total budget of up to €1,700,000,000 from the Union and at least €2,400,000,000 from other members for the period until 31 December 2031.

Deadline

Deadline:

always open

Open Until

Open Until:

31.12.2031

Award Channel

Award Channel:

Competitive Tender

Region

Region:

European Union (all Member States) and countries associated with Horizon Europe

Sectors

Sectors:

Research and Development, Transportation and Logistics, Green Technology

Application Type

Application Type:

Optional Consortium

Funding Stages

Funding Stages:

Basic Research, Applied Research, Experimental Development, Prototyping, Pilot Testing, Product Development, Market Introduction, Commercialization

Funding Provider

Program Level:

European Union

Funding Body:

European Commission

Managed By:

Clean Aviation Joint Undertaking (CAJU)

Additional Partners:

European Aviation Industry

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