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    HORIZON-MISS-2026-04-CIT-02

    Transition to low-temperature heating solutions in multi-apartment buildings

    OpenLive official EU data

    Supporting the implementation of the Climate-Neutral and Smart Cities Mission · HORIZON-IA · TRL 7–8 · Needs partners

    8 Oct 2026
    Deadline
    €6M
    Indicative, per project
    ~3
    Grants expected
    38
    Past winners in this family

    What this call funds

    This call funds demonstration projects that help apartment buildings and district heating networks switch to low-temperature heating, using heat pumps, renewable energy and waste heat instead of fossil fuels. Projects should test real building- and district-level solutions across at least two climate zones and show they work technically, socially and economically for residents and heating operators.

    energy efficiency · renewable energy · smart grids · energy storage · smart cities · climate adaptation

    Who wins this

    A consortium including at least two cities from different EU/associated countries (one being an EU Mission city), together with heating operators, technology providers and research partners, aiming to demonstrate low-temperature heating retrofits in multi-apartment buildings.

    Could you win this call?

    We read your site to see what you build.

    The call in detail

    Indicative grant size
    €6M
    Funding model
    Lump sum — paid per completed work package, no financial reporting of actual costs
    Submission
    Single-stage submission (full proposal at once)
    Type of action
    HORIZON Innovation Actions
    Partners
    Required. The call asks for a consortium — at least 2 partners, from 2 countries.
    Eligible applicants
    public body, local authority, research organisation, enterprise
    Also required
    At least two cities, each from a different Member State or Associated Country, must participate as beneficiaries, and at least one must be among the 112 cities selected for the EU Mission on Climate-Neutral and Smart Cities; collaboration with the Cities Mission Platform via a Memorandum of Understanding is mandatory; costs are funded as lump sums.
    Eligible countries (45)
    Austria, Belgium, Bulgaria, Croatia, Cyprus, Czechia, Denmark, Estonia, Finland, France, Germany, Greece, Hungary, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, Netherlands, Poland, Portugal, Romania, Slovakia, Slovenia, Spain, Sweden, Norway, Iceland, Switzerland, United Kingdom, IL, TR, UA, RS, MK, ME, AL, BA, XK, GE, AM, MD, TN, NZ
    Read the full conditions from the official call ›

    General conditions 1. Admissibility Conditions: Proposal page limit and layout described in Annex A and Annex E of the Horizon Europe Work Programme General Annexes. Proposal page limits and layout: described in Part B of the Application Form available in the Submission System. 2. Eligible Countries described in Annex B of the Work Programme General Annexes. A number of non-EU/non-Associated Countries that are not automatically eligible for funding have made specific provisions for making funding available for their participants in Horizon Europe projects. See the information in the Horizon Europe Programme Guide. 3. Other Eligible Conditions The following additional eligibility criteria apply: At least two cities, represented by a local authority or by an entity with an explicit consent from the local authority, each from a different Member State or Associated Country, must participate as beneficiaries. At least one of the two cities must be one of the 112 cities selected for the EU Mission on Climate-Neutral and Smart Cities[[The EU Mission on Climate-Neutral and Smart Cities aims to deliver 100 climate-neutral and smart cities by 2030 and ensure that these cities act as experimentation and innovation hubs to enable all European cities to follow suit by 2050. On 28 April 2022, the Commission announced the 100 EU cities that will participate in the Mission. In addition, 12 cities have been selected from countries associated or expected to be associated the Horizon Europe programme.]]. Subject to restrictions for the protection of European communication networks. described in Annex B of the Work Programme General Annexes. 4. Financial and operational capacity and exclusion described in Annex C of the Work Programme General Annexes. 5a. Evaluation and award: Award criteria, scoring and thresholds To ensure a balanced portfolio covering both district heating and building-level heating solutions, grants will be awarded to proposals not only in order of ranking, but also to at least one highest-ranked proposal in each category of heating solution (district heating and building-level heating), provided all thresholds are met. This balanced portfolio is also achieved if one proposal addressing both categories (district heating and building-level heating) is funded. are described in Annex D of the Work Programme General Annexes. 5b. Evaluation and award: Submission and evaluation processes are described in Annex F of the Work Programme General Annexes and the Online Manual. 5c. Evaluation and award: Indicative timeline for evaluation and grant agreement described in Annex F of the Work Programme General Annexes. 6. Legal and financial set-up of the grants Grants awarded under this topic will be linked to the following action(s): HORIZON-MISS-2021-CIT-02-03 Collaboration with the Cities Mission Platform[[Set up by Horizon 2020 project NetZeroCities - Accelerating cities' transition to net zero emissions by 2030, Grant Agreement n. 101036519, and scaled up through topic HORIZON-MISS-2021-CIT-02-03: Framework Partnership Agreement (FPA) for the Climate-Neutral and Smart Cities Mission Platform. ]] is essential and projects must ensure that appropriate provisions for activities and resources aimed at enforcing this collaboration are included in the work plan of the proposal. The collaboration with the Cities Mission Platform must be formalized through a Memorandum of Understanding to be concluded as soon as possible after the project starting date. Eligible costs will take the form of a lump sum as defined in the Decision of 7 July 2021 authorising the use of lump sum contributions under the Horizon Europe Programme – the Framework Programme for Research and Innovation (2021-2027) – and in actions under the Research and Training Programme of the European Atomic Energy Community (2021-2025) [[This decision is available on the Funding and Tenders Portal, in the reference documents section for Horizon Europe, under ‘Simplified costs decisions’ or through this link: https://ec.europa.eu/info/funding-tenders/opportunities/docs/2021-2027/horizon/guidance/ls-decision_he_en.pdf ]]. described in Annex G of the Work Programme General Annexes. Specific conditions Not applicable.

    Who has won calls like this

    Organisations that most often win this call family · 38 past winners

    ETHNIKO KENTRO EREVNAS KAI TECHNOLOGIKIS ANAPTYXIS · EL
    11 wins
    led 3
    FUNDACION CIRCE CENTRO DE INVESTIGACION DE RECURSOS Y CONSUMOS ENERGETICOS · ES
    9 wins
    ICLEI EUROPEAN SECRETARIAT GMBH (ICLEI EUROPASEKRETARIAT GMBH) · DE · SME
    9 wins
    FUNDACION CARTIF · ES
    6 wins
    led 2
    FACTUAL CONSULTING SL · ES · SME
    6 wins
    FONDAZIONE LINKS - LEADING INNOVATION & KNOWLEDGE FOR SOCIETY · IT
    6 wins
    led 2

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