Demonstration of cabin acoustic optimization technology

Overview

Funding for the development and ground demonstration of lightweight, low-volume cabin acoustic optimization technologies for hybrid-electric regional aircraft, targeting noise mitigation at TRL 5 in representative environments.

Who Can Apply

Consortia of legal entities (e.g., research organizations, industry, SMEs) established in eligible countries, including EU Member States, Horizon Europe Associated Countries, and specified third countries.

Funding Details

• Maximum grant amount: 60,000,000 EUR.
• Funding rate and co-funding requirements follow Clean Aviation Joint Undertaking (CAJU) rules, as outlined in the Horizon Europe Work Programme General Annexes.

What Is Funded

• Development and ground demonstration of innovative acoustic treatment technologies for cabin noise mitigation in hybrid-electric regional aircraft.
• Lightweight and low-volume solutions compatible with regional aircraft integration.
• Activities must advance technology from TRL 4-5 to TRL 5 in representative noise and vibration environments.

Technology / Maturity Requirements

• Proposals must target TRL 4-6, with ground demonstrations achieving TRL 5.

Key Dates

• Open date: 2026-03-30.
• Deadline: 2026-05-18.

Application Process (High-Level)

• Single-stage submission via the Funding & Tenders Portal.
• Proposal templates and financial annexes will be available in the submission system by late March 2026.

Geographic Scope & Language

• Eligible countries: Austria, Belgium, Bulgaria, Croatia, Cyprus, Czech Republic, Denmark, Estonia, Finland, France, Germany, Greece, Hungary, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, Netherlands, Poland, Portugal, Romania, Slovakia, Slovenia, Spain, Sweden, Norway, Iceland, United Kingdom, Switzerland.
• Application language: English.