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Horizon Europe · European Union

Innovative technologies and solutions to improve wave and tidal energy systems

Opens 3 Dec 2026

The EU's Horizon Europe programme expects to make 1 award of €43 million, from a total budget of €43 million. Applications close on 31 Mar 2027 (EU calls usually close at 17:00 Brussels time). Organisations in EU member states and Horizon Europe associated countries such as Türkiye can usually take part; the topic conditions control.

Deadline
31 Mar 2027 (in 136 days)
Opens
3 Dec 2026
Grant amount
€43 million per project
Funding rate
70% for companies, 100% for non-profits Standard rule for this programme; the call can differ.
Total budget
€43 million
Expected awards
1
Type of action
HORIZON Innovation Actions · HORIZON Action Grant Budget-Based
Likely applicant types
Companies, SMEs / start-ups, Non-profits, Universities & research, Public bodies From source categories or programme rules; the call decides.
Funder
Horizon Europe (HORIZON)
Reference
HORIZON-CL5-2027-02-D3-09
Call
HORIZON-CL5-2027-02
Last checked
14 Nov 2026

Open the official call ↗ Add deadline to calendar

Expected outcome

Project results are expected to contribute to all following expected outcomes:

• Advance in the realisation of the Strategic Energy Technology (SET) Plan’s research and innovation priorities and targets for ocean energy;

• Energy producers and consumers benefit from increased performance of wave and tidal energy technologies with the focus on efficiency and flexibility, reduced cost, improved reliability and sustainability, operation and maintenance, robustness and security during all stages of the lifetime of an ocean energy farm from installation, operation and maintenance to decommissioning;

• Efficient and effective support to ocean energy research and innovation through alignment and cooperation among different actors, avoiding fragmentation of efforts providing effectively a significant developmental boost of wave and tidal energy technologies.

• Increased contribution of ocean energy to the energy system, with minimal impacts on health and the environment (notably biodiversity) and at the lowest possible cost.

Scope

The action contributes to address the Strategic Energy Technology (SET) Plan’s research and innovation priorities [1] and targets [1] for ocean energy focussing on wave and tidal energy development. It will take into account the input defined in this context by the Implementation Working Group on ocean energy (IWG ocean), the European Technology and Innovation Platform on ocean energy (ETIP Ocean) [3] and the European Energy Research Alliance (EERA) joint programme on ocean energy [4] .

The overarching objective is the development and demonstration of cost-effective wave and tidal energy systems that can survive in a harsh ocean or sea environment with minimal impacts on health and the environment and biodiversity. The challenge is open to proposals seeking to steer wave and tidal energy development for different type of resources in an effective way at a European level and to bring these technologies to the market. In this action the following can be considered:

Read the full text

• The development and demonstration in controlled environment of innovative wave energy devices.

• The development and demonstration in controlled environment of innovative next generation tidal energy devices

• The development and demonstration of new sustainable materials in ocean energy converters, moorings and foundations whilst ensuring structural integrity, durability and circularity can be considered.

• The development and demonstration of sustainable tailored mooring and connection of electrical or other power transmission systems (cable system, electrical equipment, ....) for wave and tidal energy devices. Advance combined mooring and electrical connectors or hydraulic power transmission to reduce component cost and number of connection operations, included in systems for sharing an anchor between devices in arrays. Develop novel systems for safe and quick connection/disconnection that do not require large vessels and/or diving teams.

• The instrumentation for condition monitoring and predictive maintenance of ocean energy devices and structures. Apply recent advances in condition and structural health monitoring from other sectors to ocean energy. The use of Artificial Intelligence (AI) in ocean energy technology development.

• Advanced manufacturing of ocean energy devices and structures and auxiliary equipment considering reduced energy, manufacturing costs and materials consumption, high production throughput and optimization of logistics.

• Development of technologies and solutions for the installation, maintenance and decommissioning of wave and tidal energy devices.

The validation and demonstration of new ocean energy technologies should be done in a controlled environment meaning that this is done under monitored and reproducible conditions, using for instance, test rigs and test tanks, semi-enclosed basins, or dedicated real-sea demonstration sites with instrumented monitoring infrastructure.

Structure, breakdown of activities and budget allocation

The action consists…

Who can apply

Consortium of at least 3 independent legal entities from 3 different EU Member States or associated countries, at least one in a Member State (Horizon Europe standard rule).

Applicant categories are a starting point. The official call decides eligibility.

Timing

Single-stage call. Next deadline 2027-03-31. The portal states the exact cut-off time (EU calls usually close at 17:00 Brussels time).

How to apply

  1. Read the full topic on the Funding & Tenders Portal: expected outcome, scope, type of action and the topic conditions, including any country restrictions.
  2. Register each participating organisation in the Funding & Tenders Portal to get a PIC.
  3. Consortium of at least 3 independent legal entities from 3 different EU Member States or associated countries (Horizon Europe standard rule; Türkiye is associated). Confirm in the topic conditions.
  4. Prepare Part A (administrative forms and budget, completed in the portal) and Part B (the technical description on the official template for this type of action).
  5. Submit in the portal before the cut-off time on the deadline day. Late submissions are not accepted.

From the call text

Who can apply
Not stated in the call text we hold — check the official page
Company stage
Not stated in the call text we hold — check the official page
Single applicant or consortium
Read the topic conditions on the EU Funding & Tenders Portal for eligible countries, consortium requirements, budget and the application route.
Where applicants must be based
Read the topic conditions on the EU Funding & Tenders Portal for eligible countries, consortium requirements, budget and the application route.
Where to apply
Read the topic conditions on the EU Funding & Tenders Portal for eligible countries, consortium requirements, budget and the application route.

Read the EU application guide

Where these facts come from

FactValueHow we knowTaken from the source
Deadline31 March 2027
“Single-stage call. Next deadline 2027-03-31. The portal states the exact cut-off time (EU calls usually close at 17:00 Brussels time).”
official data field15 Nov 2026
Amount per applicantUnknown — not stated in the source we holdunknown—
Total budget€43 millionofficial data field15 Nov 2026
Funding rate70% for companies, 100% for non-profitsprogramme standard rule15 Nov 2026
Who can applyConsortium of at least 3 independent legal entities from 3 different EU Member States or associated countries, at least one in a Member State (Horizon Europe standard rule).programme standard rule15 Nov 2026
Where to applyRead the topic conditions on the EU Funding & Tenders Portal for eligible countries, consortium requirements, budget and the application route.read from the official text15 Nov 2026

Official sources

Official call page

Facts on this page come from the funder’s official data, taken on 14 Nov 2026. The funder's own documents, including later amendments, always take precedence.

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