18.	OTHER FINANCIAL LIABILITIES.

The balances of other financial liabilities as of December 31, 2017 and 2016, are as follows:

	As of December 31,
	2017				2016
	Current		Non-current		Current		Non-current
Other financial liabilities	ThCh$		ThCh$		ThCh$		ThCh$
Interest –bearing borrowings		17,255,692		760,932,929		18,013,114		802,046,968
Hedging derivatives (*)		304,278		21,045,216		313,571		48,981,953
Non-hedging derivatives (**)		1,255,478		—		7,369,481		2,987,830
Total		18,815,448		781,978,145		25,696,166		854,016,751

(*)

See Note 20.2.a

(**)

See Note 20.2.b

18.1 Interest-bearing borrowings

The detail of current and non-current interest-bearing borrowings as of December 31, 2017 and 2016, is as follows:

	As of December 31,
	2017				2016
	Current		Non-current		Current		Non-current
Classes of Interest-bearing borrowings	ThCh$		ThCh$		ThCh$		ThCh$
Bank loans		122		—		4,274		—
Unsecured obligations		15,455,782		748,123,803		16,168,473		786,137,688
Financial leases		1,799,788		12,809,126		1,840,367		15,909,280
Total		17,255,692		760,932,929		18,013,114		802,046,968

Bank loans by currency and contractual maturity as of December 31, 2017 and 2016, are as follows:

Summary of bank loans by currency and maturity

Current

Non-current

Maturity

Effective Interest

Nominal Interest

Secured/

One to three months

Three to twelve months

Total Current 12/31/2017

One to two years

Two to three years

Three to four years

Four to five years

Over five years

Total Non-Current 12/31/2017

Country

Currency

Rate

Unsecured

ThCh$

Chile

Ch$

6.00%

Unsecured

122

—

122

—

Total

122

—

122

—

Current

Non-current

Maturity

Effective Interest

Nominal Interest

Secured/

One to three months

Three to twelve months

Total Current 12/31/2016

One to two years

Two to three years

Three to four years

Four to five years

Over five years

Total Non-Current 12/31/2016

Country

Currency

Rate

Unsecured

ThCh$

Chile

Ch$

6.00%

Unsecured

4,274

—

4,274

—

Total

4,274

—

4,274

—

Fair value measurement and hierarchy

The fair value of current and non-current bank borrowings as of December 31, 2017 and 2016 totaled ThCh$122 and ThCh$4.274, respectively . The fair value measurement of borrowings has been categorized as Level 2 (see Note 3.h).

Identification of bank borrowings by company

Appendix No.4, letter a), presents details of estimated future cash flows (undiscounted) that the Group will have to disburse to settle the bank loans detailed above.

												December 31, 2017
												Current						Non-current
Taxpayer ID Number	Company	Country	Taxpayer ID Number	Financial Institution	Country	Currency	Effective Interest Rate		Nominal Interest Rate		Amortization	Less than 90 days ThCh$		More than 90 days ThCh$		Total Current ThCh$		One to two years ThCh$		Two to three years ThCh$		Three to four years ThCh$		Four to five years ThCh$		More than five years ThCh$		Total Non-Current ThCh$
96.800.570-7	Enel Distribución Chile S.A.	Chile	97.006.000-6	Banco de Crédito e Inversiones	Chile	Ch$		6.00%		6.00%	At maturity		13		—		13		—		—		—		—		—		—
91.081.000-6	Enel Generación Chile S.A.	Chile	97.006.000-6	Banco de Crédito e Inversiones	Chile	Ch$		6.00%		6.00%	At maturity		97		—		97		—		—		—		—		—		—
91.081.000-6	Enel Generación Chile S.A.	Chile	97.036.000-K	Banco Santander	Chile	Ch$		6.00%		6.00%	At maturity		12		—		12		—		—		—		—		—		—
											Total		122		—		122		—		—		—		—		—		—

												December 31, 2016
												Current						Non-current
Taxpayer ID Number	Company	Country	Taxpayer ID Number	Financial Institution	Country	Currency	Effective Interest Rate		Nominal Interest Rate		Amortization	Less than 90 days ThCh$		More than 90 days ThCh$		Total Current ThCh$		One to two years ThCh$		Two to three years ThCh$		Three to four years ThCh$		Four to five years ThCh$		More than five years ThCh$		Total Non-Current ThCh$
96.800.570-7	Enel Distribución Chile S.A.	Chile	97.006.000-6	Banco de Crédito e Inversiones	Chile	Ch$		6.00%		6.00%	At maturity		102		—		102		—		—		—		—		—		—
91.081.000-6	Enel Generación Chile S.A.	Chile	97.006.000-6	Banco de Crédito e Inversiones	Chile	Ch$		6.00%		6.00%	At maturity		2,037		—		2,037		—		—		—		—		—		—
91.081.000-6	Enel Generación Chile S.A.	Chile	97.036.000-K	Banco Santander	Chile	Ch$	6.00%		6.00%		At maturity		2,135		—		2,135		—		—		—		—		—		—
											Total		4,274		—		4,274		—		—		—		—		—		—

18.2 Unsecured liabilities

The detail of Unsecured Liabilities by currency and maturity as of December 31, 2017 and 2016, is as follows:

Summary of unsecured liabilities by currency and maturity

							Current						Non-Current
							Maturity						Maturity
		Effective Interest		Nominal Annual		Secured/	One to three months		Three to Twelve months		Total Current 12/31/2016		One to two years		Two to three years		Three to four years		Four to five years		More than five years		Total Non-Current 12/31/2017
Country	Currency	Rate		Rate		Unsecured	ThCh$		ThCh$		ThCh$		ThCh$		ThCh$		ThCh$		ThCh$		ThCh$		ThCh$
Chile	US$		6.99%		6.90%	Unsecured		6,322,081		2,206,269		8,528,350		—		—		—		—		430,228,859		430,228,859
Chile	U.F.		6.00%		5.48%	Unsecured		—		6,927,432		6,927,432		5,574,013		5,574,013		5,574,013		5,574,013		295,598,892		317,894,944
						Total		6,322,081		9,133,701		15,455,782		5,574,013		5,574,013		5,574,013		5,574,013		725,827,751		748,123,803

							Current						Non-Current
							Maturity						Maturity
		Effective Interest		Nominal Annual		Secured/	One to three months		Three to Twelve months		Total Current 12/31/2015		One to two years		Two to three years		Three to four years		Four to five years		More than five years		Total Non-Current 12/31/2016
Country	Currency	Rate		Rate		Unsecured	ThCh$		ThCh$		ThCh$		ThCh$		ThCh$		ThCh$		ThCh$		ThCh$		ThCh$
Chile	US$	6.99%		6.90%		Unsecured		6,884,819		2,402,653		9,287,472		—		—		—		—		468,578,474		468,578,474
Chile	U.F.	6.00%		5.48%		Unsecured		—		6,881,001		6,881,001		5,480,380		5,480,380		5,480,380		5,480,380		295,637,694		317,559,214
						Total		6,884,819		9,283,654		16,168,473		5,480,380		5,480,380		5,480,380		5,480,380		764,216,168		786,137,688

Identification of unsecured liabilities by company

												December 31, 2017
												Current						Non-Current
Taxpayer ID Number	Company	Country	Taxpayer ID Number	Financial Institution	Country	Currency	Effective Interest Rate		Nominal Interest Rate		Secured	Less than 90 days ThCh$		More than 90 days ThCh$		Total Current ThCh$		One to two years ThCh$		Two to three years ThCh$		Three to four years ThCh$		Four to five years ThCh$		More than five years ThCh$		Total Non-Current ThCh$
91.081.000-6	Enel Generación Chile S.A.	Chile	Foreign	BNY Mellon -Primera Emisión S-1	USA	US$		7.96%		7.88%	No		4,152,926		—		4,152,926		—		—		—		—		125,566,611		125,566,611
91.081.000-6	Enel Generación Chile S.A.	Chile	Foreign	BNY Mellon - Primera Emisión S-2	USA	US$		7.40%		7.33%	No		1,328,023		—		1,328,023		—		—		—		—		42,902,198		42,902,198
91.081.000-6	Enel Generación Chile S.A.	Chile	Foreign	BNY Mellon - Primera Emisión S-3	USA	US$		8.26%		8.13%	No		841,132		—		841,132		—		—		—		—		19,398,499		19,398,499
91.081.000-6	Enel Generación Chile S.A.	Chile	Foreign	BNY Mellon - Única 24296	USA	US$		4.32%		4.25%	No		—		2,206,269		2,206,269		—		—		—		—		242,361,551		242,361,551
91.081.000-6	Enel Generación Chile S.A.	Chile	97.004.000-5	Banco Santander -317 Serie-H	Chile	U.F.		7.17%		6.20%	No		—		6,374,051		6,374,051		5,574,013		5,574,013		5,574,013		5,574,013		30,872,536		53,168,588
91.081.000-6	Enel Generación Chile S.A.	Chile	97.004.000-5	Banco Santander 522 Serie-M	Chile	U.F.		4.82%		4.75%	No		—		553,381		553,381		—		—		—		—		264,726,356		264,726,356
									Total Unsecured Bonds				6,322,081		9,133,701		15,455,782		5,574,013		5,574,013		5,574,013		5,574,013		725,827,751		748,123,803


												December 31, 2016
												Current						Non-Current
Taxpayer ID Number	Company	Country	Taxpayer ID Number	Financial Institution	Country	Currency	Effective Interest Rate		Nominal Interest Rate		Secured	Less than 90 days ThCh$		More than 90 days ThCh$		Total Current ThCh$		One to two years ThCh$		Two to three years ThCh$		Three to four years ThCh$		Four to five years ThCh$		More than five years ThCh$		Total Non-Current ThCh$
91.081.000-6	Enel Generación Chile S.A.	Chile	Foreign	BNY Mellon -Primera Emisión S-1	USA	US$		7.96%		7.88%	No		4,522,585		—		4,522,585		—		—		—		—		136,759,395		136,759,395
91.081.000-6	Enel Generación Chile S.A.	Chile	Foreign	BNY Mellon - Primera Emisión S-2	USA	US$		7.40%		7.33%	No		1,446,232		—		1,446,232		—		—		—		—		46,792,429		46,792,429
91.081.000-6	Enel Generación Chile S.A.	Chile	Foreign	BNY Mellon - Primera Emisión S-3	USA	US$		8.26%		8.13%	No		916,002		—		916,002		—		—		—		—		21,608,757		21,608,757
91.081.000-6	Enel Generación Chile S.A.	Chile	Foreign	BNY Mellon - Única 24296	USA	US$		4.32%		4.25%	No		—		2,402,653		2,402,653		—		—		—		—		263,417,893		263,417,893
91.081.000-6	Enel Generación Chile S.A.	Chile	97.004.000-5	Banco Santander -317 Serie-H	Chile	U.F.		7.17%		6.20%	No		—		6,337,021		6,337,021		5,480,380		5,480,380		5,480,380		5,480,380		35,587,764		57,509,284
91.081.000-6	Enel Generación Chile S.A.	Chile	97.004.000-5	Banco Santander 522 Serie-M (*)	Chile	U.F.		4.82%		4.75%	No		—		543,980		543,980		—		—		—		—		260,049,930		260,049,930
									Total Unsecured Bonds				6,884,819		9,283,654		16,168,473		5,480,380		5,480,380		5,480,380		5,480,380		764,216,168		786,137,688

18.3 Secured liabilities

As of December 31, 2017 and 2016, there were no secured liabilities.

Fair value measurement and hierarchy

The fair value of current and non-current unsecured liabilities as of December 31, 2017 and 2016 totaled ThCh$947,565,989 and ThCh$998,383,047, respectively. The fair value measurement of these liabilities has been categorized as Level 2 (See Note 3.h). It is important to note that these financial assets are measured at amortized cost (See Note 3.g.4).

18.4 Detail of finance lease obligations

Appendix No. 4 letter c) presents details of estimated future cash flows (undiscounted) that the Group will have to disburse to settle the finance lease obligations detailed above.

									December 31, 2017
									Current						Non-Current ThCh$
Taxpayer ID Number	Company	Country	Taxpayer ID Number	Financial Institution	Country	Currency	Nominal Interest Rate		Less than 90 days ThCh$		More than 90 days ThCh$		Total Current ThCh$		One to two years ThCh$		Two to three years ThCh$		Three to four years ThCh$		Four to five years ThCh$		More than five years ThCh$		Total Non-Current ThCh$
91.081.000-6	Enel Generación Chile S.A.	Chile	76.555.400-4	Transelec S.A.	Chile	US$		6.50%		439,377		1,360,411		1,799,788		2,459,000		1,916,774		2,041,364		2,174,053		4,217,935		12,809,126
							Total Leasing			439,377		1,360,411		1,799,788		2,459,000		1,916,774		2,041,364		2,174,053		4,217,935		12,809,126

									December 31, 2016
									Current						Non-Current ThCh$
Taxpayer ID Number	Company	Country	Taxpayer ID Number	Financial Institution	Country	Currency	Nominal Interest Rate		Less than 90 days ThCh$		More than 90 days ThCh$		Total Current ThCh$		One to two years ThCh$		Two to three years ThCh$		Three to four years ThCh$		Four to five years ThCh$		More than five years ThCh$		Total Non-Current ThCh$
91.081.000-6	Enel Generación Chile S.A.	Chile	76.555.400-4	Transelec S.A.	Chile	US$		6.50%		449,283		1,391,084		1,840,367		2,677,880		2,677,880		1,959,990		2,087,390		6,506,140		15,909,280
							Total Leasing			449,283		1,391,084		1,840,367		2,677,880		2,677,880		1,959,990		2,087,390		6,506,140		15,909,280

18.5 Hedged debt

The U.S. dollar denominated debt of the Group as of December 31, 2017 and 2016, that is designated as cash flow hedge to hedge the portion of revenue from its consolidated entities that is directly linked to variations in the U.S. dollar, as referenced in Note 3.m, was ThCh$440,823,086 and ThCh$480,061,539, respectively.

The following table details changes in “Reserve for cash flow hedges” as of December 31, 2017, 2016 and 2015, due to exchange differences of this debt:

	For the years ended December 31,
	2017			2016			2015
	ThCh$			ThCh$			ThCh$
Balance in hedging reserves (hedging income) at the beginning of the period, net		(52,747,646	)		(74,953,393	)		(39,805,098	)
Foreign currency exchange differences recognized in equity, net		17,321,594			14,317,257			(38,579,730	)
Foreign currency exchange differences recognized in profit and loss, net		8,258,044			7,888,490			3,431,435
Balance in hedging reserves (hedging income) at the end of the period, net		(27,168,008	)		(52,747,646	)		(74,953,393	)

18.6 Other information

As of December 31, 2017 and 2016, the Group has undrawn line of credits available for use amounting to ThCh$199,271,103 and ThCh$342,827,047, respectively.