Company: EAI
Filing Date: 2025-08-06
Form Type: S-3ASR
Source: 0001193125-25-174487
Chunk: 127

Company: ENTERGY ARKANSAS, LLC
Filing Date: 2025-08-06
Form: S-3ASR
Chunk 127
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, an independent registered public accounting firm, as stated in their reports. Such financial statements and financial statement schedule are incorporated by reference in reliance upon
the reports of such firm, given their authority as experts in accounting and auditing.

LEGALITY

The legality of the New Preferred Interests and certain legal matters with respect to the offering of the New Preferred Interests will be passed upon for us
by Dawn A. Balash, Esq., Assistant General Counsel – Corporate and Securities, of Entergy Services, LLC, New Orleans, Louisiana, as to matters of Louisiana law, Morgan, Lewis & Bockius LLP, New York, New York, as to matters of New York
law, and Husch Blackwell LLP,

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Austin, Texas, as to matters of Texas law. Ms. Balash may rely on the opinion of Morgan, Lewis & Bockius LLP as to matters of New York law relevant to her opinion, and on the
opinion of Husch Blackwell LLP as to matters of Texas law relevant to her opinion. Morgan, Lewis & Bockius LLP may rely on the opinion of Ms. Balash as to matters of Louisiana law relevant to its opinion, and on the opinion of Husch
Blackwell LLP as to matters of Texas law relevant to its opinion. Husch Blackwell LLP may rely on the opinion of Ms. Balash as to matters of Louisiana law relevant to its opinion, and on the opinion of Morgan, Lewis & Bockius LLP as to
matters of New York law relevant to its opinion. Certain legal matters with respect to the offering of the New Preferred Interests will be passed upon for the underwriters by Pillsbury Winthrop Shaw Pittman LLP, New York, New York. Pillsbury
Winthrop Shaw Pittman LLP from time to time represents us and certain of our affiliates in connection with various matters.

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PROSPECTUS FIRST MORTGAGE BONDS ENTERGY MISSISSIPPI, LLC 308 East Pearl Street Jackson, Mississippi 39201 Telephone (601) 368-5000 We -

| • |     | may periodically offer our first mortgage bonds in one or more series; and |

| • |     | will determine the price and other terms of each series of first mortgage bonds when sold, including whether any 
 series will be subject to redemption prior to maturity.                                                          |

The First Mortgage Bonds -

| • |     | will be secured by a mortgage that constitutes a first mortgage lien (subject to certain exceptions and permitted