HORIZON-CL3-2026-01-INFRA-01 Cluster 3 · Civil Security for Society

Tools and processes to support stress tests of critical infrastructure

Open
Deadline: 05.11.2026 · 6 d
€4.8M per project
IA
All Horizon Europe topics

The project aims to enhance the resilience of critical infrastructure by providing tools and methodologies for effective stress testing. This will improve operators' understanding of vulnerabilities, enable post-incident investigations, and enhance operational procedures, ultimately ensuring the reliability of essential services against various threats.

General information

Programme
Horizon Europe (HORIZON)2021–2027
Call
Civil Security for Society 2026 HORIZON-CL3-2026-01
Programme part
Pillar II · Global Challenges & CompetitivenessCluster 3 · Civil Security for Society
Destination
Resilient Infrastructure (2026-27)
Type of action
HORIZON-IA Innovation Actions
Type of MGA
HORIZON-AG-LS HORIZON Lump Sum Grant
Status
Open
Deadline model
Single-stage
Opening date
06.05.2026
Deadline date
05.11.2026, 17:00 Brussels time 6 days left
Cross-cutting priorities
AIDigitalAgenda

Budget overview

Type of action Budget 2026 EU contribution per project Grants Deadline
HORIZON-IAInnovation Actions €9.7M €4.8M 2 05.11.2026

Expected outcome

Project results are expected to contribute to some or all of the following outcomes:

  • Critical infrastructure operators and authorities have access to efficient, adaptable, resilient and reliable tools and processes enabling or improving virtual and physical stress tests of their respective assets/ and operations;
  • Critical entities have broader and deeper understanding of their technical and operational vulnerabilities and adaptive capabilities, improving the scenario building and stress tests exercises;
  • Systems allowing notification and collaboration under stress conditions are available for relevant stakeholders;
  • Critical entities are better equipped for post-incident investigations, including data collection, analysis and improved learning, management and sharing in a secure manner;
  • Improved operational procedures including incidents management and training curricula are developed.

Scope

The resilience of critical entities is of paramount importance as disruptions to these systems can have significant consequences for the whole economy, public health, security or safety. These systems, responsible for providing essential services for modern society, are increasingly complex and interconnected, making them vulnerable to a range of threats, including cyber-attacks, physical attacks, malfunctions, human-induced or natural disasters.

The objective of this topic is to facilitate the stress testing of critical infrastructure by providing specialized tools and methodologies and support validation. This will enable the identification and testing of technical and operational vulnerabilities, inform of effective solutions to mitigate these risks, and facilitate the collection and analysis of data to enhance resilience plans that shall be established by each critical entity. Building on the insights gained from previous exercises, the ultimate goal is to establish more robust and comprehensive stress testing protocols, thereby ensuring the reliability and integrity of critical infrastructure.

The proposed solutions may, among others, support simulation and modelling, multi-hazard and multi-threat scenario building, data analytics, including geospatial information, Digital Twins, assessment of risks and adaptive capabilities, as well as impact of human factors.

These solutions should be designed to be inclusive and accessible, considering the needs of diverse users and stakeholders. Solutions should allow flexible configuration taking into account the evolving nature of threats and hazards. If feasible they should also be adaptable to different sectors and should support stress testing under diverse environmental and geographical conditions, including operation in harsh and remote environments. Moreover, they should comply with the relevant legislative frameworks and allow application of the developed tools under the current regime taking into account the sensitivity and confidentiality of the processed information.

Coordination among the successful proposals from this topic and projects funded under HORIZON-CL3-2025-01-INFRA-01: Open topic for improved preparedness for, response to and recovery from large-scale disruptions of critical infrastructures and HORIZON-CL3-2025-01-INFRA-02: Open topic for role of the human factor for resilience of European critical entities, should be envisaged in order to avoid duplication, share resources and exploit complementarities and opportunities for increased impact.

In this topic the integration of the gender dimension (sex and gender analysis) in research and innovation content should be addressed only if relevant in relation to the objectives of the research effort.

Where relevant, funded projects are encouraged to liaise with the European Commission's Joint Research Centre, for complementary real-scale testing at the Reaction Wall and HopLab of the European Laboratory for Structural Assessment (ELSA).

Who can apply

  • A consortium of at least three independent organisations from three different EU Member States or Horizon Europe Associated Countries, at least one from an EU Member State.
  • Ukraine has been associated to the programme since 2022: Ukrainian organisations can coordinate and receive funding on equal terms.
  • Universities, research organisations, companies (including SMEs), public authorities and NGOs can take part.

Topic-specific condition: In line with the “restriction on control in innovation actions in critical technology areas” delineated in General Annex B of the General Annexes, entities established in an eligible country but which are directly or indirectly controlled by China or by a legal entity established in China are not eligible to participate in the action.Subject to restrictions for the protection of European communication networks.The Joint Research Centre (JRC) may participate as member of the consortium selected for funding as a beneficiary with zero funding, or as an associated partner. The JRC will not participate in the preparation and submission of the proposal - see General Annex B.The following additional eligibility conditions apply:This topic requires involvement as beneficiaries of at least 3 relevant practitioners from EU Member States or Associated Countries. Depending on the specific proposal submitted, these practitioners should represent one or several of the following portfolios:critical infrastructure operator,authority responsible for critical infrastructure resilience,civil protection authority,law enforcement or private companies providing security for critical infrastructure. For these participants, applicants must fill in the table “Information about security practitioners” in the application form with all the requested information, following the template provided in the submission IT tool.If projects use satellite-based earth observation, positioning, navigation and/or related timing data and services, beneficiaries must make use of Copernicus and/or Galileo/EGNOS (other data and services may additionally be used).

Applicant types in our database: All participants.

How to apply

  1. Register your organisation on the Funding & Tenders portal and get a PIC (9 digits).
  2. Build a consortium or join one: use Partner Search on the topic page.
  3. Download the proposal template (Part A forms, Part B narrative) in the submission system on the topic page.
  4. Submit by 05.11.2026, 17:00 Brussels time. The system opens on 06.05.2026.

The official topic text, templates and submission are on the Funding & Tenders topic page.

Frequently asked questions

What is the deadline for HORIZON-CL3-2026-01-INFRA-01?
Proposals must be submitted by 05.11.2026, 17:00 Brussels time. The submission system opens on 06.05.2026.
How much funding is available?
The topic budget is €9.7M, the EU contribution per project is €4.8M, 2 grants are expected. Funding rate: 70% of eligible costs (non-profits 100%).
What type of action is it?
IA – Innovation Action, HORIZON-AG-LS (HORIZON Lump Sum Grant).
Can Ukrainian organisations apply?
Yes. Ukraine has been associated to Horizon Europe since 2022, so Ukrainian universities, research organisations, companies and NGOs take part and coordinate projects on equal terms with EU countries. Any topic-specific restrictions are listed under “Who can apply”.
Where do I apply?
Through the submission system on the topic page of the European Commission Funding & Tenders portal: https://ec.europa.eu/info/funding-tenders/opportunities/portal/screen/opportunities/topic-details/HORIZON-CL3-2026-01-INFRA-01

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