HA可持续基础设施资本有限公司美国招股说明书（2025年5月7日版）

Filed Pursuant To Rule 424(b)(3)RegistrationNo.333-286234 Offer to Exchange the Registered Notes Set Forth Below that Have Been Registered Under the Securities Act of 1933, as Amended, for Any andAll Outstanding Restricted Notes Set Forth Opposite the Corresponding Registered Notes Registered/Exchange Notes$1,000,000,0006.375%GreenSeniorUnsecured Notes due 2034CUSIP/ISIN:41068XAF7/US41068XAF78 Restricted/Original Notes $1,000,000,0006.375%GreenSeniorUnsecured Notesdue2034144A CUSIP/ISIN:41068XAE0/US41068XAE04Regulation S CUSIP/ISIN:U2444XAA2/USU2444XAA29Regulation S CUSIP/ISIN:U2444XAB0/USU2444XAB02 This prospectus supplement (the “Prospectus Supplement”) supplements our prospectus dated April24, 2025 (the “Prospectus”), which Prospectusis incorporated by reference herein, relating to our offer to exchange (the “exchange offer”) any and all of our outstanding restricted 6.375% GreenSenior Unsecured Notes due 2034, in the aggregate principal amount of $1,000,000,000 (the “Original Notes”), for up to $1,000,000,000 of our new6.375% Green Senior Unsecured Notes due 2034 (the “Exchange Notes”), which will be registered under the Securities Act of 1933, as amended. The purpose of this ProspectusSupplementis to amend the Prospectus to include the additional Regulation S CUSIP/ISIN:U2444XAB0/USU2444XAB02 which was inadvertently omitted from the Prospectus. Accordingly, this Prospectus Supplement amends the Prospectusto include Regulation S CUSIP/ISIN: U2444XAB0/USU2444XAB02 in each place that the CUSIP and/or ISIN numbers for the Original Notes appear Participating in the exchange offer involves risks. See “Risk Factors” beginning on page 9 of the Prospectus for a discussion of certainfactors that you should consider before deciding to tender the Original Notes in the exchange offer as well as the risk factors and otherinformation contained herein or in the documents incorporated by reference in the Prospectus. Neither the Securities and Exchange Commission nor any state securities commission has approved or disapproved of these securities ordetermined if this Prospectus Supplement or the Prospectus is truthful or complete. Any representation to the contrary is a criminal offense. The date of this Prospectus Supplement is May7, 2025.