From Disclosure to the Cost of Capital: How EU Sustainability Regulation Is Reshaping Board Oversight examines how Europe’s expanding sustainability regulatory framework is changing the relationship between corporate reporting, financial risk, and governance. What began largely as a transparency agenda has developed into a broader system in which sustainability considerations increasingly influence risk assessment, financing conditions, and the responsibilities of corporate supervisory boards.
The paper traces the evolution of key regulatory instruments, including the EU Taxonomy, Corporate Sustainability Reporting Directive (CSRD), European Sustainability Reporting Standards (ESRS), Corporate Sustainability Due Diligence Directive (CSDDD), and European Banking Authority (EBA) guidelines on ESG risks. It also examines the recent Omnibus reforms and their implications for the scope and implementation of sustainability requirements. Against this regulatory backdrop, the paper explores how ESG risks are becoming increasingly embedded in financial risk management and how this shift may affect capital allocation and the cost of financing for different business models.
The paper ultimately considers what this transformation means for corporate governance. As sustainability regulation moves beyond disclosure toward risk management and financial decision-making, supervisory boards face a growing responsibility to oversee ESG data, assess sustainability-related risks, and integrate longer-term environmental and social considerations into corporate strategy. The paper positions this evolution not simply as an expansion of compliance obligations, but as a shift in how sustainability becomes relevant to corporate risk, capital, and long-term value creation.
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