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Tax - Income statement related/reconciliation of tax rate (Details) - CHF (SFr) SFr in Millions | 12 Months Ended
--- | ---
Dec. 31, 2023 | Dec. 31, 2022 | Dec. 31, 2021
Income from continuing operations before taxes (CHF) |  |  |
Switzerland | SFr 6,689 | SFr 543 | SFr 1,659
Foreign | (9,949) | (3,874) | (1,750)
Income/(loss) before taxes | (3,260) | (3,331) | (91)
Current and deferred taxes |  |  |
Switzerland | 123 | 296 | 302
Foreign | 451 | (95) | 472
Current income tax expense | 574 | 201 | 774
Switzerland | 37 | 73 | 156
Foreign | 243 | 3,699 | 8
Deferred income tax expense | 280 | 3,772 | 164
Income tax expense | 854 | 3,973 | 938
Income tax expense/(benefit) reported in shareholder's equity related to: |  |  |
Other comprehensive income gains losses on own credit | (675) | 876 | 12
Gains/(losses) on cash flow hedges | 66 | (266) | (62)
Cumulative translation adjustment | 1 | (7) | 4
Unrealized gains/(losses) on securities | 6 | (9) | (4)
Actuarial gains/(losses), Tax | (30) | (84) | 0
Reconciliation of taxes computed at the Swiss statutory rate |  |  |
Income tax expense computed at the statutory tax rate | (603) | (616) | (17)
Increase/(decrease) in income taxes resulting from: |  |  |
Effective Income Tax Rate Reconciliation, Foreign Income Tax Rate Differential, Amount | (701) | (127) | 92
of which total foreign tax expense | 694 | 3,604 | 480
Changes in tax law and rates | 44 | 24 | (29)
Non-deductible amortization of other intangible assets and goodwill impairment | 12 | 0 | (181)
Other non-deductible expenses | 1,109 | 303 | 369
of which non-deductible interest expenses | 844 | 196 | 200
of which non-deductible bank levy costs and other non-deductible compensation expenses | 6 | 8 | 39
of which non-deductible expenses or non-deductible provision accruals | 107 | 154 | 93
of which tax benefit from reassessment of interest cost deductibility relating to previously unrecognized tax benefits of non-deductible funds |  | (138) |
of which non-deductible other expenses | 136 | 74 | 28
of which contingency accrual relating to non-deductible interest expense |  |  | (11)
Additional taxable income | 1,322 | 5 | 15
of which recognition of the legacy deferred intercompany gain | 705 |  |
of which impact of the surrender of non-taxable life insurance policies | 617 |  |
Lower taxed income | (108) | (144) | (129)
of which tax benefit in respect to non-taxable dividend income | 44 | 39 | 41
of which tax benefit related non-taxable life insurance income |  | 65 | 77
of which exempt income |  |  | 5
of which concessionary and lower taxed income |  | 36 | 5
(Income)/loss taxable to non-controlling interests | 1 | 11 | 12
Changes in deferred tax valuation allowance | (528) | 4,512 | 612
Increase in deferred tax valuation allowance | 204 | 40 |
Change in recognition of outside basis difference | 41 | (2) | 3
(Windfall tax benefits)/shortfall tax charges on share-based compensation | 65 | 82 | 37
Other | 200 | (75) | 154
of which tax expense or benefit relating to the (establishment) or release of tax contingency accruals | 62 |  |
of which tax (benefit)/charge from the impact of prior year adjustments | (46) | (172) | (30)
of which tax impact of transitional adjustments arising from adoption of new accounting standards |  | 45 | 51
of which withholding taxes |  |  | 100
of which unrealized mark-to-marked results on share-based compensation |  | 24 |
of which tax credit | (29) | (24) |
of which fair value changes on investments | 39 |  |
of which impact of write down of additional tier 1 capital notes | 15 |  |
of which reassessment of Credit Suisse deferred tax assets/(liabilities) impacted by the acquisition of Credit Suisse Group AG by UBS | (34) |  |
Income tax expense | 854 | 3,973 | 938
Current Period |  |  |
Increase/(decrease) in income taxes resulting from: |  |  |
of which US Base Erosion and Anti-abuse Tax |  | 57 | 29
Prior period |  |  |
Increase/(decrease) in income taxes resulting from: |  |  |
of which US Base Erosion and Anti-abuse Tax | 165 |  |
US |  |  |
Increase/(decrease) in income taxes resulting from: |  |  |
of which tax benefit related to non taxable gain in liquidation | 63 |  |
of which re-assessment of deferred tax assets in Switzerland reflecting changes in forecasted future profitability |  | 3,655 |
Switzerland |  |  |
Income from continuing operations before taxes (CHF) |  |  |
Income/(loss) before taxes | SFr 6,689 | 543 | 1,659
Reconciliation of taxes computed at the Swiss statutory rate |  |  |
Swiss statutory rate (as a percent) | 18.50% |  |
UK |  |  |
Increase/(decrease) in income taxes resulting from: |  |  |
Changes in deferred tax valuation allowance |  |  | 771
US and Switzerland |  |  |
Increase/(decrease) in income taxes resulting from: |  |  |
of which releases of valuation allowances due to the change in corporation tax rates | SFr (2,267) |  |
US, UK and Switzerland |  |  |
Increase/(decrease) in income taxes resulting from: |  |  |
of which re-assessment of deferred tax assets in Switzerland reflecting changes in forecasted future profitability |  | 817 |
UK, US, Singapore, Korea, Spain, Japan and Hong Kong |  |  |
Increase/(decrease) in income taxes resulting from: |  |  |
of which re-assessment of deferred tax assets in Switzerland reflecting changes in forecasted future profitability | 1,535 |  |
Switzerland, Hong Kong |  |  |
Increase/(decrease) in income taxes resulting from: |  |  |
Changes in deferred tax valuation allowance |  |  | (159)
Asia Pacific |  |  |
Income from continuing operations before taxes (CHF) |  |  |
Income/(loss) before taxes | SFr (2,746) | SFr (1,341) | SFr 230

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