Sustainability
Aug 2026

Sustainability reporting: regulatory framework, content and strategic value

Time to read: 5 min

written by

Cristina Ferilli

Sustainability Specialist

Cristina Ferilli is part of Gewiss Sustainability Team, which manages environmental, social, and governance (ESG) aspects across the entire Group in a 360-degree approach. Her goal is to help improve Gewiss ESG performance and further integrate sustainability into business processes, thereby contributing to the company's strength and durability while creating shared value for all stakeholders in the long term.

Sustainability is no longer a mere compliance exercise; it is increasingly becoming an integral part of corporate strategy and a fundamental pillar for long-term business resilience.

Sustainability reporting is the process through which companies measure and transparently communicate their environmental, social and governance (ESG) performance. It complements financial reporting by providing a comprehensive view of corporate impact, considering the entire value chain and defining governance structures and improvement targets.
The Sustainability Report is the output of this process and is now an increasingly central tool in corporate strategies.

Evolution of the sustainability reporting regulatory framework

In recent years, the European regulatory framework for sustainability reporting has undergone significant evolution, driven by the objective of increasing transparency and comparability.

  • Directive 2022/2464/EU (CSRD), in force since 2023, replaced Directive 2014/95/EU (NFRD), which had introduced for the first time the obligation of non-financial reporting for large public-interest companies with more than 500 employees.
  • The Corporate Sustainability Reporting Directive (CSRD) is part of the European Green Deal and the Sustainable Finance Action Plan, significantly expanding the scope of companies subject to reporting requirements.
  • Thanks to the introduction of the European Sustainability Reporting Standards (ESRS), the CSRD further strengthens requirements in terms of transparency, consistency and verifiability of ESG data. The objective is to make such data more standardized and comparable, supporting stakeholder decision-making, fostering the integration of sustainability into corporate governance and preventing greenwashing practices.
  • Subsequent regulatory updates, including the Stop the Clock Directive (2025) and the Omnibus Package, have introduced simplifications and timeline extensions related to CSRD implementation. To date, however, only non-listed SMEs are effectively excluded from the reporting obligation.

Overall, the European regulatory framework is evolving towards a more integrated, rigorous and standardized system, aimed at steering capital allocation and corporate strategies toward sustainability.

Content and process of sustainability reporting

A central element of the reporting process is the double materiality analysis, which adopts a dual perspective, inside-out and outside-in. It considers both the impact of the company on the environment and society, and the risks and opportunities for the company, defining which information is material and should be disclosed in the Sustainability Report.

These disclosures include topics ranging from greenhouse gas emissions and resource consumption to working conditions and respect for human rights. They also cover governance and strategic aspects, including the definition of related objectives, ensuring transparency and credibility toward stakeholders.

Value and benefits of sustainability reporting

In this context, the Sustainability Report is no longer simply a regulatory obligation, but rather a strategic lever and a tool for management, competitiveness and continuous improvement. Key benefits include:

  • increased competitiveness and enhanced corporate reputation;
  • greater transparency and stronger stakeholder trust;
  • improved access to capital and financing;
  • more effective risk management and operational performance;
  • higher efficiency and cost reduction;
  • strengthened corporate culture and employee engagement.

Sustainability reporting as a driver of transformation

Sustainability reporting represents a true transformation in the way companies operate, influencing strategy, governance and decision-making processes. In a rapidly evolving regulatory and competitive landscape, adopting sustainability reporting is not only about complying with requirements, but above all about seizing opportunities for long-term value creation and contributing to a more sustainable development model.
 

Article written in collaboration with Laura Onorati, QHSE & Sustainability Director at GEWISS, and Simona Gualandris, Sustainability Specialist at GEWISS.

FAQ

What is sustainability reporting and why is it important for companies?

Sustainability reporting is the process through which companies measure and disclose their ESG (environmental, social and governance) performances. It is essential because it enhances transparency, builds stakeholder trust and supports strategic decision-making focused on long-term value creation.

Who is required to comply with sustainability reporting under the CSRD?

The CSRD requires large companies and listed entities (with most SMEs excluded) to publish sustainability reports in line with defined reporting standards (ESRS –European Sustainability Reporting Standards), progressively expanding the number of companies subject to these obligations.

What is double materiality assessment in corporate sustainability?

Double materiality is the core principle of sustainability reporting and is the process by which an organisation identifies sustainability issues relevant for reporting purposes, jointly considering two separate and complementary perspectives: impact materiality and financial materiality.

What does impact materiality (inside-out perspective) means?

Impact materiality focuses on identifying the impacts that the group generates, or could potentially generate, on the environment and people, arising both from the organisation’s activities and from the  upstream and downstream value chain.

What does financial materiality (outside-in perspective) means?

Financial materiality looks at the aspects relating to the identification of risks and opportunities – i.e. aspects arising from environmental, social or governance issues – that can have a negative or positive effect, respectively, on the asset-financial situation, economic result, financial flows and access to financing or cost of the group's capital.

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