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Current and Deferred taxes (Details 1) - CLP ($)
$ in Millions
12 Months Ended
Dec. 31, 2019
Dec. 31, 2018
Dec. 31, 2017
Income tax expense      
Current tax $ 153,424 $ 196,527 $ 145,112
Credits (debits) for deferred taxes      
Origination and reversal of temporary differences 37,432 (25,517) (6,751)
Valuation provision (56) 5,955
Subtotals 190,856 170,954 144,316
Tax for rejected expenses (Article No21) 927 1,110 610
Other (16,709) (4,920) 105
Net charges for income tax expense $ 175,074 $ 167,144 $ 145,031