Sustainability now: An overview of the key reporting frameworks

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Mar 6, 2025

Guest

Valerie Wieman

Marcin Olewinski, with over 20 years in the energy sector, Diana Stolzfus, partner in regulatory matters, and Valerie Wieman, a sustainability reporting veteran, dive into crucial sustainability reporting frameworks. They discuss the Corporate Sustainability Reporting Directive and its impact, the role of the International Sustainability Standards Board, and the shift from voluntary to mandatory GHG reporting. Practical advice on navigating the evolving landscape of sustainability reporting offers listeners valuable insights into staying compliant and accountable.

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INSIGHT

Overview of Sustainability Reporting

The global sustainability reporting landscape includes the EU's CSRD and the ISSB standards internationally.
In the US, reporting requirements are varied, including California's bills and the pending but currently stalled SEC climate rules.

INSIGHT

EU Green Deal as Regulatory Foundation

The EU Green Deal is the root of many sustainability regulations aiming for carbon neutrality by 2050.
Key frameworks include CSRD, SFDR, EU taxonomy, CBAM, and the CSDDD, with broad impacts on disclosures and sustainability due diligence.

INSIGHT

ESRS Reporting Requirements

The ESRS under CSRD includes two cross-cutting standards and ten topical standards covering broad sustainability topics.
Mandatory assurance starts with limited and will progress to reasonable assurance for CSRD reporting.

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In this episode, we continue with an overview of key frameworks, regulatory developments, and resources to leverage on the reporting journey. Host Heather Horn is joined by PwC sustainability reporting specialists and National Office partners, Marcin Olewinski, Diana Stolzfus, and Valerie Wieman to cover the key sustainability reporting frameworks that are expected to have the broadest impact globally as well as interoperability among them.

In this episode, we discuss:

1:45 – Overview of the key sustainability reporting frameworks expected to have the broadest impact globally
5:07 – Corporate Sustainability Reporting Directive, or CSRD, as part of a broader EU regulatory regime*
14:18 – International Sustainability Standards Board, or ISSB, standards and inoperability with other frameworks
29:10 – GHG Protocol for mandatory and voluntary reporting of greenhouse gas emissions now and in the future
36:13 – Voluntary reporting frameworks including:
- Task Force on Climate-related Financial Disclosures (TCFD)
- Global Reporting Initiative (GRI)
- Climate Disclosure Standards Board (CDSB)
- Task Force on Nature-related Financial Disclosures (TNFD)
44:53 – Practical advice on approaching sustainability reporting requirements in an evolving landscape

About our guests
Marcin Olewinski is a PwC Assurance practice partner, with over 20 years of experience bringing valued perspectives and insights to large clients in the energy sector. Additionally, he’s focused extensively within PwC’s National Office on greenhouse gas emissions and sustainability reporting and leads PwC’s global technical working group focused on GHG.

Diana Stoltzfus is a partner in the National Office who helps to shape PwC’s perspectives on regulatory matters, responses to rulemakings, and policy development, and implementation related to significant new rules and regulations. Prior to rejoining PwC, Diana was the Deputy Chief Accountant in the Office of the Chief Accountant (OCA) at the SEC where she led the activities of the Professional Practices Group within the OCA.

Valerie Wieman is a PwC National Office partner with over 30 years of experience. She is one of the firm’s technical experts on sustainability reporting and helps lead the creation, development, and publication of our brand-defining thought leadership, with a focus on domestic and international sustainability requirements.

About our host
Heather Horn is the PwC National Office Sustainability and Thought Leader, responsible for developing our communications strategy and conveying firm positions on accounting, financial reporting, and sustainability matters. In addition, she is part of PwC’s global sustainability leadership team, developing interpretive guidance and consulting with companies as they transition from voluntary to mandatory sustainability reporting. She is also the engaging host of PwC’s accounting and reporting weekly podcast and quarterly webcast series.

Transcripts available upon request for individuals who may need a disability-related accommodation. Please send requests to us_podcast@pwc.com