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Violation Tracker UK Parent Company Summary
Parent Company Name: National Grid
Ownership Structure: publicly traded
Headquartered in: United Kingdom
Major Industry: utilities and power generation
Specific Industry: utilities
Penalty total since 2010: £182,381,947
Number of cases: 15
| Top Offence Groups (Groups Defined) | Penalty Total | Number of Cases |
| consumer-protection-related offences | £172,900,000 | 2 |
| competition-related offences | £4,500,000 | 2 |
| safety-related offences | £4,451,754 | 5 |
| employment-related offences | £530,193 | 2 |
| environment-related offences | £0 | 4 |
| Top Offence Types | Penalty Total | Number of Cases |
| consumer protection violation | £172,900,000 | 2 |
| energy market violation | £4,500,000 | 2 |
| workplace safety or health violation | £4,451,754 | 5 |
| labour standards violation | £530,193 | 2 |
| Environmental Violation | £0 | 4 |
Note: Parent-subsidiary linkages are based on current relationships and may vary from what was the case when a violation occurred.
Links: This company's summary page in the U.S. Violation Tracker can be found
here.
Individual Penalty Cases:
Click on the company or penalty amount for more information on each case.
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| Company | Offence Type | Year | Agency | Penalty Amount  |
| National Grid Electricity Transmission plc and Scottish Power Transmission plc | consumer protection violation | 2021 | UK-OFGEM | £158,000,000 |
| Western Power Distribution | consumer protection violation | 2022 | UK-OFGEM | £14,900,000 |
| National Grid Electricity Distribution (South Wales) Plc | workplace safety or health violation | 2024 | UK-HSE | £3,220,460 |
| National Grid | energy market violation | 2016 | UK-OFGEM | £3,000,000 |
| National Grid Electricity System Operator Limited | energy market violation | 2021 | UK-OFGEM | £1,500,000 |
| Western Power Distribution (South West) plc | workplace safety or health violation | 2013 | UK-HSE | £913,115 |
| National Grid UK Ltd | labour standards violation | 2023 | UK-ET | £357,004 |
| Western Power Distribution (South Wales) plc | workplace safety or health violation | 2011 | UK-HSE | £318,179 |
| National Grid UK Ltd | labour standards violation | 2023 | UK-ET | £173,189 |
| National Grid Plc | Environmental Violation | 2022 | UK-NRW | £0 |
| National Grid | Environmental Violation | 2023 | UK-NRW | £0 |
| National Grid Electricity Distribution Plc | Environmental Violation | 2023 | UK-NRW | £0 |
| National Grid Electricity Distribution Plc | Environmental Violation | 2023 | UK-NRW | £0 |
| Western Power Distribution (South Wales) plc | workplace safety or health violation | 2021 | UK-HSE | £0 |
| Western Power Distribution (South Wales) plc | workplace safety or health violation | 2017 | UK-HSE | £0 |
