Deferred Income Tax (Tables)

12 Months Ended

Dec. 31, 2020

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Summary of Deferred Income Tax

Deferred income tax is classified by its estimated reversal term as follows:

	At December 31,
	2019			2020
Deferred income tax asset:
Reversal expected in the following twelve months		37,927			44,780
Reversal expected after twelve months		233,792			217,385
Total deferred tax asset		271,719			262,165
Deferred income tax liability:
Reversal expected in the following twelve months		(19,791	)		(1,261	)
Reversal expected after twelve months		(92,943	)		(101,646	)
Total deferred tax liability		(112,734	)		(102,907	)
Deferred income tax asset, net		158,985			159,258

Summary of Movement of Deferred Income Tax

The gross movement of the deferred income tax item is as follows:

	At December 31,
	2018			2019			2020
Opening balance		364,225			365,263			158,985
Debit (credit) to income statement (Note 29)		28,462			(188,509	)		(5,310	)
Adjustment for changes in rates of income tax		(1,524	)		(622	)		—
Sales of a Subsidiary		(24,135	)		—			—
IFRIC 23 adoption		—			(986	)		—
Debit (credit) to equity		(95	)		(3	)		—
Other movements		(1,670	)		(16,158	)		5,583
Final balance		365,263			158,985			159,258

Summary of Movements of Deferred Tax Assets and Liabilities

The movement in deferred tax assets and liabilities in the year, without considering the offsetting of balances, is as follows:

Deferred income tax liabilities	Difference in depreciation rates			Deferred income			Work in process			Tax receivable		Borrowing costs capitalized			PPA			Others			Total
At January 1, 2018		165,851			—			2,530			32,189		19,945			15,338			9,357			245,210
(Debit) credit to P&L		(76,246	)		13,574			2,926			689		(4,229	)		(12,479	)		9,263			(66,502	)
Sale of subsidiary		(8,052	)		—			—			—		—			(4,421	)		2,125			(10,348	)
At December 31, 2018		81,553			13,574			5,456			32,878		15,716			(1,562	)		20,745			168,360
(Debit) credit to P&L		9,937			10,571			33,403			3,312		(780	)		11,385			18,821			86,649
At December 31, 2019		91,490			24,145			38,859			36,190		14,936			9,823			39,566			255,009
(Debit) credit to P&L		(4,565	)		(8,239	)		(16,740	)		2,836		172			357			(18,891	)		(45,070	)
Reclassification		1,063			—			(4,916	)		—		—			(1,263	)		2,721			(2,395	)
At December 31, 2020		87,988			15,906			17,203			39,026		15,108			8,917			23,396			207,544

Deferred income tax assets	Provisions			Accelerated tax depreciation			Tax losses			Work in process			Accrual for unpaid vacations			Impairment			NIIF 9			Tax Goodwill			Others			Total
At January 1, 2018		52,439			86,651			144,089			39,487			13,440			224,780			—			20,413			28,136			609,435
Debit (credit) to P&L		(1,336	)		(82,065	)		32,952			(5,482	)		2,529			35,289			—			(2,365	)		(19,086	)		(39,564	)
Debit (credit) to equity		—			—			—			—			—			—			—			—			(95	)		(95	)
Sale of subsidiary		(8,531	)		(3,665	)		1,248			—			(6,187	)		(6,302	)		—			—			(11,046	)		(34,483	)
Others		—			—			—			—			—			—			—			—			(1,670	)		(1,670	)
At December 31, 2018		42,572			921			178,289			34,005			9,782			253,767			—			18,048			(3,761	)		533,623
Debit (credit) to P&L		804			7,512			14,343			11,715			1,842			(205,265	)		46,804			(4,526	)		24,289			(102,482	)
Debit (credit) to equity		—			—			—			—			—			—			—			—			(3	)		(3	)
IFRIC 23 adoption		—			—			(986	)		—			—			—			—			—			—			(986	)
Others		—			—			—			—			—			—			—			—			(16,158	)		(16,158	)
At December 31, 2019		43,376			8,433			191,646			45,720			11,624			48,502			46,804			13,522			4,367			413,994
Debit (credit) to P&L		(38,130	)		374			(8,767	)		(12,298	)		1,416			3,257			(10,874	)		(4,518	)		19,160			(50,380	)
Reclassification		24,340			(1,154	)		3,616			(28,630	)		—			(507	)		10,067			4,989			(15,116	)		(2,395	)
Others		—			—			—			—			—			—			—			—			5,583			5,583
At December 31, 2020		29,586			7,653			186,495			4,792			13,040			51,252			45,997			13,993			13,994			366,802

Summary Of Tax Loss Carry forward

As of December 31, 2020, the total tax loss amounts to S/646.6 million and is composed as follows:

	Tax		Tax loss aplication		Application						Statute of
	loss		method		2020		2021		Forward		limitations
Cumbra Peru S.A.		354,381		B		25,722		19,893		308,766		—
Adexus		149,303		N/A		—		—		149,303		—
VyV-DSD S.A.		103,886		N/A		18,870		22,395		62,621		—
Transportadora de Gas Natural Comprimido Andino S.A.C.		15,989		B		—		—		15,989		—
Viva Negocio Inmobiliario S.A.		9,454		A		—		9,454		—		2022
GyM Chile SPA		4,236		N/A		—		—		4,236		—
Cumbra Ingenieria S.A.		3,052		A		3,052		—		—		2025
UNNA ENERGIA S.A.		2,092		A		—		—		2,092		2025
Survial S.A.		1,526		B		1,526		—		—		—
Incolur DSD		1,507		N/A		—		—		1,507		—
AENZA S.A.A.		1,014		A		1,014		—		—		2022
Qualys S.A.		162		A		162		—		—		2025
		646,602				50,346		51,742		544,514