Halliburton 2021 Annual & Sustainability Report Appendix 83 Sustainability Accounting Standards Board (SASB) Table Page World Economic Forum SASB Topic Accounting Metric Code Number(s) Section Reference Stakeholder Capitalism Pillar and Core Metrics Total fuel consumed, percentage renewable, Planet: TCFD percentage used in: (1) on-road equipment and EM-SV-110a.1 75 Data Tables Implementation vehicles and (2) off-road equipment Emissions Reduction Discussion of strategy or plans to address air EM-SV-110a.2 27 Climate Change and Emissions Planet: TCFD Services and Fuels emissions-related risks, opportunities, and impacts Reduction Implementation Management Percentage of engines in service that meet Tier 4 EM-SV-110a.3 27 Climate Change and Emissions Planet: TCFD compliance for non-road diesel engine emissions Reduction Implementation (1) Total volume of fresh water handled in operations, Planet: Water consumption (2) percentage recycled EM-SV-140a.1 30 Environmental Management and withdrawal in water- Water stressed areas Management Services Discussion of strategy or plans to address Planet: Water consumption water consumption and disposal-related risks, EM-SV-140a.2 30 Environmental Management and withdrawal in water- opportunities, and impacts stressed areas Volume of hydraulic fracturing fluid used, EM-SV-150a.1 75 Data Tables percentage hazardous Chemicals Management1 Discussion of strategy or plans to address EM-SV-150a.2 30 Environmental Management chemical-related risks, opportunities, and impacts Average disturbed acreage per (1) oil and EM-SV-160a.1 N/A See Footnote 2 Ecological (2) gas wellsite Impact Management2 Discussion of strategy or plan to address risks and opportunities related to ecological impacts EM-SV-160a.2 N/A See Footnote 2 from core activities (1) Total recordable incident rate (TRIR), (2) fatality rate, (3) near miss frequency rate (NMFR), (4) total vehicle incident rate (TVIR), and (5) average hours of EM-SV-320a.1 51 Health and Safety People: Health and health, safety, and emergency response training for Safety % Workforce (a) full-time employees, (b) contract employees, and Health and Safety (c) short-service employees Description of management systems used to People: Health and integrate a culture of safety throughout the value EM-SV-320a.2 51 Health and Safety Safety % chain and project lifecycle Amount of net revenue in countries that have the Governance: Anti- 20 lowest rankings in Transparency International’s EM-SV-510a.1 75 Data Tables corruption Business Corruption Perception Index Ethics and 21 Ethics and Compliance Payments Transparency Description of the management system for prevention EM-SV-510a.2 23 Supply Chain Governance Governance: Anti- of corruption and bribery throughout the value chain corruption 72 Human Rights Management Discussion of corporate positions related to 16 Corporate Governance of the Legal government regulations and/or policy proposals that EM-SV-530a.1 Governance: Governance and Regulatory address environmental and social factors affecting 25 Public Policy body composition Environment the industry Critical Description of management systems used to identify Incident Risk and mitigate catastrophic and tail-end risks EM-SV-540a.1 51 Health and Safety Management Number of active rig sites EM-SV-000.A N/A See Footnote 3 Number of active well sites EM-SV-000.B N/A See Footnote 3 Activity Metrics3 Total amount of drilling performed EM-SV-000.C N/A See Footnote 3 Total number of hours worked by all employees EM-SV-000.D 75 Data Tables 1 Usage of hydraulic fracturing fluid used to open and enlarge fractures within the rock formation is outside of the Company’s operational control. 2 Ecological Impact Management was deemed not applicable, as management of disturbed acreage per oil and gas wellsite is outside of the Company’s operational control. 3 Number of active rigsites, number of active wellsites, and total amount of drilling performed are not relevant to the Company’s operational control, and have therefore been omitted.