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v3.21.1

Principal assumptions on provisions valuation (Details) | 12 Months Ended
--- | ---
Dec. 31, 2020 | Dec. 31, 2019
PCBs |  |
Disclosure of Principal assumptions on provisions valuation [Line Items] |  |
Inflation rate | 1.06% | 1.09%
Discount rate | 1.83% | 1.97%
Nuclear plants |  |
Disclosure of Principal assumptions on provisions valuation [Line Items] |  |
Inflation rate | 1.07% | 1.10%
Discount rate | 2.20% | 2.43%
Spent fuel |  |
Disclosure of Principal assumptions on provisions valuation [Line Items] |  |
Inflation rate | 2.93% | 2.93%
Discount rate | 4.49% | 4.49%

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