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Provisions (Tables)

12 Months Ended

Dec. 31, 2020

Provisions as of December 31, 2019 and 2020 are as follows:


		2019				2020
		Current		Non-current		Current		Non-current
		In millions of won
Employment benefits
Provisions for employment benefits	￦		975,619		—		1,024,574		—
Litigation
Litigation provisions			39,177		49,221		46,287		66,715
Decommissioning cost
Nuclear plants			—		15,994,039		—		16,974,884
Spent fuel			401,741		953,539		487,529		866,472
Radioactive waste			77,053		1,811,029		46,369		1,845,244
PCBs			—		152,981		—		119,019
Other recovery provisions			—		10,773		—		25,840
Others
Power plant regional support program			140,133		—		144,272		—
Transmission regional support program			139,785		—		96,895		—
Provisions for financial guarantee			111		81,246		22,250		44,104
Provisions for RPS			2,889		—		9,126		—
Provisions for greenhouse gas emissions obligations			682,459		—		393,121		—
Others			145,754		13,220		181,241		133,294

	￦		2,604,721		19,066,048		2,451,664		20,075,572

Changes in provisions for the years ended December 31, 2019 and 2020 are as follows:


		2019
		Beginning balance		Increase in provision		Payment			Reversal			Others		Ending balance
		In millions of won
Employment benefits
Provisions for employment benefits	￦		976,347		900,033		(879,980	)		(20,781	)		—		975,619
Litigation
Litigation provisions			77,793		59,366		(17,236	)		(31,525	)		—		88,398
Decommissioning cost
Nuclear plants			13,388,134		2,639,562		(33,657	)		—			—		15,994,039
Spent fuel			1,291,354		440,029		(376,103	)		—			—		1,355,280
Radioactive waste			1,685,008		209,551		(6,787	)		—			310		1,888,082
PCBs			147,668		14,251		(8,938	)		—			—		152,981
Other recovery provisions			10,477		2,020		(2,033	)		—			309		10,773
Others
Power plant regional support program			137,668		41,341		(48,390	)		—			9,514		140,133
Transmission regional support program			151,698		169,616		(181,529	)		—			—		139,785
Provisions for tax			6,845		—		—			(6,847	)		2		—
Provisions for financial guarantee			15,586		83,910		(16,589	)		(1,551	)		1		81,357
Provisions for RPS			93,919		222,119		(313,149	)		—			—		2,889
Provisions for greenhouse gas emissions obligations			136,187		724,002		(152,463	)		(25,267	)		—		682,459
Others			61,862		113,751		(16,217	)		(833	)		411		158,974

	￦		18,180,546		5,619,551		(2,053,071	)		(86,804	)		10,547		21,670,769


		2020
		Beginning balance		Increase in provision		Payment			Reversal			Others			Ending balance
		In millions of won
Employment benefits
Provisions for employment benefits	￦		975,619		1,078,382		(1,028,218	)		—			(1,209	)		1,024,574
Litigation
Litigation provisions			88,398		81,990		(34,662	)		(22,724	)		—			113,002
Decommissioning cost
Nuclear plants			15,994,039		1,028,580		(47,735	)		—			—			16,974,884
Spent fuel			1,355,280		394,642		(395,921	)		—			—			1,354,001
Radioactive waste			1,888,082		71,529		(67,998	)		—			—			1,891,613
PCBs			152,981		3,017		(14,839	)		(22,140	)		—			119,019
Other recovery provisions			10,773		15,280		—			—			(213	)		25,840
Others
Power plant regional support program			140,133		39,445		(42,935	)		—			7,629			144,272
Transmission regional support program			139,785		151,796		(194,686	)		—			—			96,895
Provisions for tax			—		—		(24	)		25			(1	)		—
Provisions for financial guarantee			81,357		11,303		(20,962	)		(5,317	)		(27	)		66,354
Provisions for RPS			2,889		494,199		(487,962	)		—			—			9,126
Provisions for greenhouse gas emissions obligations			682,459		331,684		(633,482	)		65,389			(52,929	)		393,121
Others			158,974		210,051		(48,919	)		(4,593	)		(978	)		314,535

	￦		21,670,769		3,911,898		(3,018,343	)		10,640			(47,728	)		22,527,236