Company: BCDRF
Filing Date: 2025-03-03
Form Type: 6-K
Source: 0000891478-25-000057
Chunk: 186

Company: Banco Santander, S.A.
Filing Date: 2025-03-03
Form: 6-K
Chunk 186
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 criteria that emanate from regulatory interpretation or our impacts risks and opportunities in areas where there are no consolidated market practices.

• The hypotheses, judgments, estimates and approximations used in the calculation and preparation of certain metrics.

2024 Pillar 3 Disclosures Report 255

| Index |     | Introduction |     | Capital |     | Risks |     | Risk taker's remunerations |     | Appendices |

• Ensuring the completeness of information and establishing perimeters for each metric or group of metrics.

• Difficulties in having, in certain respects, third-party information necessary for the construction of our narrative or metrics, especially in the value chain (emissions information from our portfolio, alignment information, supplier information, etc.).

• Calculation, processing and consolidation of both quantitative and qualitative information.

In addition, we also begun to prepare reasonable assurance of several of the metrics to convergence in the quality standards of financial and sustainability information.

Similarly to the control of financial information, the implementation and supervision of the control system of sustainability information is carried out through the following bodies: board of directors, audit committee, risk control committee and corporate accounting and financial, management and sustainability reporting committee.

Internal control system for sustainability information

Control culture

Basis of Internal Control. Essential to provide reasonable assurance in achieving the objectives defined by the Group, acting responsibly.

Risk Assessment (RCSA)

Dynamic process of evaluating the risks associated with achieving the organization's objectives.

Control Activities

Actions established by policies and procedures that help that management instructions are carried out to mitigate identified risks.

Information and Communication

Accurate and timely information for decision-making, facilitating the escalation and governance of improvements and incidents.

Monitoring activities

Mechanisms and instruments to monitor the correct implementation and effectiveness of the internal control system, promoting a continuous evaluation of the same.

256 2024 Pillar 3 Disclosures Report

| Index |     | Introduction |     | Capital |     | Risks |     | Risk taker's remunerations |     | Appendices |

Cross-cutting regulations to embed ESG standards in our business model

#### Responsible banking framework
Establishes responsible banking as a strategic topic for Grupo Santander and all local units.

Accounting and Financial Reporting, Management and Sustainability information framework

Sets out the principles, directives and guidelines regarding the preparation of accounting, financial and management information that must be applied by all Group subsidiaries as an essential element of proper governance.

#### Responsible banking and sustainability policy
Sets out our sustainability principles, targets and strategy (including human rights