ENIC Enel Chile SA

INTERNAL USE: C.M.F. OFFICE

0.01 Original Information: YES 0.02 Date: 04 / 27 / 2022 (month/day/year)

1.01 Tax No.°: 76,536,353-5 1.02 Date : 04 / 27 / 2022 (month/day/year)

1.03 Company: ENEL CHILE S.A.

1.04 Securities Registration Record: 1139 1.05 Affected series: Unique .

1.06 Ticker local exchange: ENELCHILE 1.07 Movement Code: 12__

2.01 Date of agreement: 04 / 27 / 2022 (month/day/year)

2.02 Agreement Settlement: 1 . (1: Ordinary Shareholders’ Meeting / 2: Extraordinary Shareholders’ Meeting /

3: Board of Directors Meeting)

2.03 Amount of the dividend: Ch$18,285,678,392.-_ 2.04 Type of currency: Ch$ -- .

3.01 Number of shares: 69,166,557,219.- 3.02 Closing Date: 05 / 20 / 2022 (month/day/year)

4.01 Type of dividend: 2_ (1: Interim / 2: Definitive minimum by law / 3 Definitive additional or eventual)

4.02 Year Ended: 12 / 31 / 2021 (month/day/year)

4.03 Type of payment: 1 (1: In cash / 2: Optional in cash or shares of the own issuance / 3: Optional in cash or shares of others companies / 4: Other)

5.01 Payment in cash: Ch$0.26437/share 5.02 Type of currency: Ch$ --.

5.03 Payment Date: 05 / 27 / 2022 (month/day/year)

6.01 Starting Date: / / (month/day/year)

6.02 Expiration Option Date: / / (month/day/year)

6.03 Date of the distribution of shares : / / (month/day/year)

6.04 Series to choose: (Only if the option is based on shares of own issuance)

6.05 Shares post movement: (Only if the option is based on shares of own issuance)

6.06 Tax No.° of the Issuer: (Only if the option is based on shares in which the company is holder)

6.07 Ticker local Exchange: .

6.08 Factor of shares: shares to be received by one share with rights

6.09 Share price: Ch$ / share. 6.10 Type of currency: Ch$ .

Tax Effects: The Tax Credit that this dividend could have will be announced promptly to the shareholders.

Dividend: This dividend will be charged to the Net Income for the fiscal year ended December 31, 2021.

Hour, Place and Payment procedures: To all shareholders with their corresponding authorization, the dividend will be transferred into the bank account or savings account of the shareholder. To the shareholders who requested to have their dividend sent by mail, it will be sent by nominative check or bank draft, by certified mail, to the shareholder address registered in the Shareholders’ Registration. To shareholders who get their checks or bank draft directly, they must withdraw it during bank business days starting from May 27, 2022, at any of the Banco de Crédito e Inversiones, BCI, branch offices all along the country from Monday to Friday, from 9:00 to 14:00. This last modality will be also used for all those shareholders that have not expressly requested a form of payment and for all whose bank accounts have been objected by the bank in a verification process prior to payment. In cases where the check or bank draft have been returned by the post office to DCV Registros S.A., they shall remain under their custody until they are withdrawn or requested by the shareholders.

Newspaper and Publication Date: The publication of the dividend announcement shall be made in the newspaper El Mercurio de Santiago, on May 6, 2022.

Type of Entity: Publicly Held Limited Liability Stock Company.

Dividend per share:  In accordance with the provisions of the Circular N° 660 of 1986 of the Financial Market Commission, in number 5.01 of the present form, it is indicated to pay as amount in Chilean pesos per share a number consisting of five decimal places, approaching the fifth decimal to the nearest integer. However that, for the purposes of the accuracy of the calculation of the dividend per share, the exact amount to be paid per share is the sum of Ch$0.264371672195605.