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Interest income and expense | 6 Months Ended
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Apr. 30, 2025
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Interest income and expense | Note 14. Interest income and expense The table below provides the consolidated interest income and expense by accounting category.
|  | For the three months ended |  |  |  |  |  | For the six months ended |
$ millions |  |  |  |  | 2025 Apr. 30 |  |  |  |  |  | 2025 Jan. 31 |  |  |  |  |  | 2024 Apr. 30 |  |  |  |  |  |  |  |  | 2025 Apr. 30 |  |  |  |  |  | 2024 Apr. 30 |
|  | Interest income |  |  | Interest expense |  |  | Interest income |  |  | Interest expense |  |  | Interest income |  |  | Interest expense |  |  |  |  |  | Interest income |  |  | Interest expense |  |  | Interest income |  |  | Interest expense |
Measured at amortized cost (1)(2) |  | $ | 9,977 |  |  | $ | 7,403 |  |  | $ | 10,679 |  |  | $ | 8,270 |  |  | $ | 11,032 |  |  | $ | 8,974 |  |  |  |  |  |  | $ | 20,656 |  |  | $ | 15,673 |  |  | $ | 22,088 |  |  | $ | 17,912 |
Debt securities measured at FVOCI (1) |  |  | 756 |  |  |  | n/a |  |  |  | 862 |  |  |  | n/a |  |  |  | 905 |  |  |  | n/a |  |  |  |  |  |  |  | 1,618 |  |  |  | n/a |  |  |  | 1,772 |  |  |  | n/a |
Other (3) |  |  | 1,126 |  |  |  | 668 |  |  |  | 1,178 |  |  |  | 648 |  |  |  | 836 |  |  |  | 518 |  |  |  |  |  |  |  | 2,304 |  |  |  | 1,316 |  |  |  | 1,647 |  |  |  | 1,065 |
Total |  | $ | 11,859 |  |  | $ | 8,071 |  |  | $ | 12,719 |  |  | $ | 8,918 |  |  | $ | 12,773 |  |  | $ | 9,492 |  |  |  |  |  |  | $ | 24,578 |  |  | $ | 16,989 |  |  | $ | 25,507 |  |  | $ | 18,977 |
(1) | Interest income for financial instruments that are measured at amortized cost and debt securities that are measured at FVOCI is calculated using the effective interest rate method.
(2) | Includes interest income on sublease-related assets and interest expense on lease liabilities under IFRS 16.
(3) | Includes interest income and expense and dividend income for financial instruments that are mandatorily measured and designated at FVTPL and equity securities designated at FVOCI.
n/a | Not applicable.

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- Definition The disclosure of interest income and expense. [Refer: Interest income (expense)] + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Name IAS -Number 1 -IssueDate 2024-01-01 -Paragraph 10 -Subparagraph e -URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=1&code=ifrs-tx-2024-en-r&anchor=para_10_e&doctype=Standard -URIDate 2024-03-27 + Details
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