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INCOME TAXES - RATE RECONCILIATION (Details) - CAD ($) $ in Millions | 12 Months Ended
--- | ---
Dec. 31, 2018 | Dec. 31, 2017 | Dec. 31, 2016
INCOME TAX RATE RECONCILIATION |  |  |
Earnings before income taxes and discontinued operation | $ 3,570 | $ 569 | $ 2,451
Canadian federal statutory income tax rate | 15.00% | 15.00% | 15.00%
Expected federal taxes at statutory rate | $ 536 | $ 85 | $ 368
Increase/(decrease) resulting from: |  |  |
Provincial and state income taxes | (24) | 133 | 34
Foreign and other statutory rate differentials | 94 | (601) | (56)
Impact of United States tax reform | (2) | (2,045) | 0
Effects of rate-regulated accounting | (163) | (189) | (116)
Foreign allowable interest deductions | (134) | (124) | (107)
Part VI.1 tax, net of federal Part I deduction | 76 | 68 | 56
Goodwill write-down | 192 | 15 | 0
Intercompany sale of investment | 0 | 0 | 6
United States BEAT tax | 43 | 0 | 0
Non-taxable portion of gain on sale of investment to unrelated party | 31 | 0 | (61)
Valuation allowance | (172) | (17) | 22
Effective Income Tax Rate Reconciliation, Intercorporate Investments, Amount | (149) | 77 | 0
Noncontrolling interests | (47) | (80) | (15)
Other | (44) | (19) | 11
Income taxes on earnings before discontinued operations | $ 237 | $ (2,697) | $ 142
Effective income tax rate (as a percent) | 6.60% | (474.00%) | 5.80%

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