Sustainability Accounting Standards Board Index

Letter from the CSR Committee Chairperson



Accounting Metric


Report Contents or Explanation

Unit 2020 2021 2022
Greenhouse Gas Emissions TC-SC-110a.1 Gross global Scope 1 emissions Quantitative metric tons CO2-e 2,004,841 2,151,937 2,018,789
Total emissions from perfluorinated compounds metric tons CO2-e 516,864 529,337 445,191
TC-SC-110a.2 Discussion of long-term and short-term strategy or plan to manage Scope 1 emissions, emissions reduction targets, and an analysis of performance against those targets Discussion and Analysis Please see Climate and Energy: Drive Low-Carbon Manufacturing
Energy Management in Manufacturing TC-SC-130a.1 Total energy consumed Quantitative Gigajoules 60,908,400 69,091,200 80,721,822
Percentage grid electricity % 95% 94% 94%
Percentage renewable % 7.3% 8.7% 9.8%
Please see Climate and Energy
Water Management TC-SC-140a.1 Total water withdrawn Quantitative thousand m3 77,257 82,824 104,681
Total water consumed, percentage of each in regions with High or Extremely High Baseline Water Stress % 4.0% 3.8% 3.0%
thousand m3 72,255 77,074 97,959
% 1.0% 0.5% 0.4%
Please see Water Management: Manage Water Resource Risk
Waste Management TC-SC-150a.1 Amount of hazardous waste from manufacturing, percentage recycled Quantitative metric tons 440,714 510,700 605,727
% 98% 98% 99%
metric tons 142,314 171,076 204,512
Please see Circular Resources
Employee Health & Safety TC-SC-320a.1 Description of efforts to assess, monitor, and reduce exposure of employees to human health hazards Discussion and Analysis Please see Occupational Safety and Health
TC-SC-320a.2 Total amount of monetary losses as a result of legal proceedings associated with employee safety and health violations Quantitative The Company has no significant monetary losses as a result of legal proceedings associated with employee safety and health violations
Recruiting & Managing a Global & Skilled Workforce TC-SC-330a.1 Percentage of employees that are (1) foreign nationals and (2) located offshore Quantitative %
Please see Talent Attraction and Retention
Product Lifecycle Management TC-SC-410a.1 Percentage of products by revenue that contain IEC 62474-declarable substances Quantitative % 0.16% 0.06% 0.02%
TC-SC-410a.2 Processor energy efficiency at a system level for: (1) servers, (2) desktops, and (3) laptops Quantitative TSMC is working with customers to innovate with new generations of chips and create more energy efficient electronic products. Please see 2022 TSMC Sustainability Report
Materials Sourcing TC-SC-440a.1 Description of the management of risks associated with the use of critical materials Discussion and Analysis Please see Sustainable Supply Chain: Improve Sustainability Risk Management
Intellectual Property Protection & Competitive Behavior TC-SC-520a.1 Total monetary losses as a result of legal proceedings associated with anticompetitive behavior regulations Quantitative Please see 2022 TSMC Annual Report: 6.3.3 Operational Risks/Risks Associated with Litigious and Non-litigious Matters