Industrial decarbonization has become a regulatory and competitive constraint. As a result, public envelopes are increasing.
This multiplication is observed in particular at the European level (Clean Industrial Deal, Just Transition Fund) and national level in accordance with the Paris agreements. In France, the France 2030 program supports, among other things, deep decarbonization investment projects and low-carbon industrial zones (1) and is part of SNBC-3. These public initiatives are supported by European regulations with the border carbon adjustment mechanism (MACF), which aims to limit distortions of competition (2). The money is mobilized and the regulatory framework is established. And yet, the transformation of industrial assets remains slow. In reality, the brake is no longer just budgetary, it is structural.
Industry: the blind spot of green finance
Industry represents 17% of French territorial emissions in 2023 (3). However, decarbonizing a factory is not a classic environmental investment. This operation does not consist of deploying new infrastructure on virgin land. Much more complex, the challenge is to modify an existing productive tool, often depreciated and integrated into a complex industrial chain. Electrification of processes, CO₂ capture and storage, low-carbon hydrogen: these projects involve high capital investments (CAPEX), technical shutdowns, technological uncertainties and long profitability horizons. They therefore touch the very heart of industrial competitiveness.
Green finance has historically been structured around assets that are standardizable, renewable, or linked to infrastructure and networks. However, industrial decarbonization is specific. It is understood by sector, site by site and more and more often, on a territorial scale.
Indispensable public support, but insufficient in the face of the risk
Each industrial transformation is unique. However, aid for financing industrial decarbonization struggles to take this complexity into account. The risk is financial when energy prices fluctuate, technological when the solutions are not fully mature, regulatory when European trajectories evolve, and commercial when the valuation of carbon-free offers remains uncertain.
Public aid absorbs part of the initial risk. They make a project feasible but are not sufficient in certain cases with too much outlay for the industrialist. Multiplying the number of counters is not enough to build an industrial strategy. Budgetary logic reaches its limits here. The central question becomes that of risk distribution.
The new industrial financing equation
Industrial decarbonization now requires articulating the levers rather than adding them together: the subsidy to initiate, the debt when the flows are contractualized, the equity to absorb technological uncertainty, and long-term commitments to stabilize the energy environment or the outlets.
We no longer think in isolated systems but in global risk architecture. A project becomes financeable when each risk is identified, quantified and carried by the actor capable of assuming it. Techno-economic data then becomes central: not to satisfy a reporting requirement, but to transform diffuse uncertainty into measurable risk and ultimately reduce the cost of capital.
From business to ecosystem: changing scale for a successful transition
Because the investments linked to decarbonization are substantial, the projects now take on a territorial dimension. The Loire Estuaire consortium, supported within the framework of France 2030 (4), illustrates this evolution: sharing of infrastructure, inter-site coordination and ecosystem logic. Decarbonization goes beyond the scope of an isolated company to become a collective project, involving industrialists, communities and financial players.
The equation is delicate. It is indeed a question of accelerating the transformation without weakening the productive system. This is why, at the same time, Europe is attempting a balancing act with the MACF, the Carbon Border Adjustment Mechanism, which entered into force in its final form on January 1, 2026. This mechanism allows it to demand the decarbonization of its industry while protecting it from competition not subject to the same constraints (2). Regulation thus becomes an instrument of competitiveness as much as a climate tool.
From an accounting vision to a strategic roadmap
On the industrial side, decarbonization can no longer be treated as an internal technical program. It must be structured as a first-rate financial operation, with dedicated governance, a stabilized technological roadmap and detailed modeling of future flows. We do not finance an intention. We are financing a credible trajectory. On the financier side, the analysis must integrate this industrial reality: long time frames, energy dependence and non-linear investment cycles. A purely infrastructural reading is no longer enough. On the public power side, the consistency and multi-year visibility of the systems are decisive. Without regulatory stability, risk increases and capital becomes more expensive. With stability it becomes manageable.
The decade that is opening will not be that of announcements, but that of montages. European industry does not lack laws, standards or objectives to regain its industrial sovereignty. However, it lacks structures capable of aligning capital, long-term and technological risk. The money is there, the legal framework too. What will make the difference from now on will be the collective capacity to intelligently assemble public capital and private capital around heavy and sustainable assets. Decarbonization is not a budgetary policy. It is, and will increasingly be, a discipline of industrial and financial architecture.
Sources
1 Directive (EU) 2023/959 – Review of the Emissions Trading System (ETS), May 10, 2023.
2 Regulation (EU) 2023/956 – Carbon Border Adjustment Mechanism (CBAM), May 10, 2023.
3 Key climate figures – France, Europe and World – 2024 Edition, SDES, 2024.
