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Statement of Cash Flows (Tables)

12 Months Ended

Dec. 31, 2024

Non Cash Transactions [Abstract]

Summary of Significant Non-cash Activities

(1) Significant non-cash transactions for the years ended December 31, 2022, 2023 and 2024 are as follows:

Transactions						2022				2023				2024
						In millions of won
Transfer from construction-in-progress to other assets		￦					13,723,972				10,090,726				15,059,467
Recognition of asset retirement cost and related provision for decommissioning costs							3,497,866				(292,120	)			1,821,415
Transfer from provision for disposal of spent nuclear fuel to accrued expenses							417,687				379,011				463,388
Transfer from long-term borrowings to current portion of long-term borrowings							3,637,428				5,779,487				8,417,793
Transfer from debt securities to current portion of debt securities							10,201,149				24,674,525				26,901,367
Transfer from inventory to stored nuclear fuel							738,720				827,279				1,002,036
Transfer of right-of-use assets due to change in accounting policy and others							197,016				261,862				132,495

Summary of Changes in Liabilities Incurred From Financing Activities

(2) Changes in liabilities incurred from financing activities for the years ended December 31, 2023 and 2024 are as follows:

						2023
														Non-cash changes
						Beginning balance				Cash flows				Increase				Effect of exchange rate fluctuations and others				Ending balance
						In millions of won
Borrowings		￦					15,420,176				4,406,382				—				13,094				19,839,652
Debt securities							105,185,189				8,286,542				—				320,447				113,792,178
Lease liabilities							4,163,143				(574,239	)			253,495				(34,519	)			3,807,880
Derivative liabilities (assets), net							(591,471	)			332,263				—				(294,939	)			(554,147	)
		￦					124,177,037				12,450,948				253,495				4,083				136,885,563

						2024
														Non-cash changes
						Beginning balance				Cash flows				Increase				Effect of exchange rate fluctuations and others				Ending balance
						In millions of won
Borrowings		￦					19,839,652				604,841				—				214,888				20,659,381
Debt securities							113,792,178				(4,211,164	)			—				2,293,005				111,874,019
Lease liabilities							3,807,880				(612,828	)			119,161				385,243				3,699,456
Derivative liabilities (assets), net							(554,147	)			545,483				—				(2,397,674	)			(2,406,338	)
		￦					136,885,563				(3,673,668	)			119,161				495,462				133,826,518

X

- Definition

The disclosure of the reconciliation of liabilities arising from financing activities. [Refer: Liabilities arising from financing activities]

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Schedule of other significant noncash transactions.

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