Company: EAI
Filing Date: 2025-08-06
Form Type: S-3ASR
Source: 0001193125-25-174487
Chunk: 98

Company: ENTERGY ARKANSAS, LLC
Filing Date: 2025-08-06
Form: S-3ASR
Chunk 98
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and on the opinion of Husch Blackwell LLP as to matters of Texas law relevant to its opinion. Friday, Eldredge & Clark, LLP may rely on the opinion of Morgan, Lewis & Bockius LLP as to matters of New York law relevant to its
opinion, 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, on the opinion of Morgan, Lewis & Bockius LLP as to matters of New York law relevant to its opinion, and on the opinion of Friday, Eldredge & Clark, LLP

24

as to matters of Arkansas law relevant to its opinion. Certain legal matters with respect to the offering of the New Bonds 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 LOUISIANA, LLC 4809 Jefferson Highway Jefferson, Louisiana 70121 Telephone (504) 576-4000 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 not be listed on a national securities exchange unless otherwise indicated in the accompanying prospectus 
 supplement.                                                                                                    |

You -

| • |     | will receive interest and principal payments in the amounts and on the dates specified in an accompanying 
 prospectus supplement.                                                                                    |

This prospectus may be used to offer and sell series of first mortgage bonds only if accompanied by the prospectus supplements for those series. We will provide the specific information for those offerings and the specific terms of those first mortgage bonds, including their offering prices, interest rates and maturities, in supplements to this prospectus. The supplements may also add, update or change the information in this prospectus. You should read this prospectus and any supplements carefully before you invest. Investing in the first mortgage bonds offered by this prospect