Company: RTNTF
Filing Date: 2025-03-13
Form Type: 424B5
Source: 0001104659-25-023282
Chunk: 64

Company: RIO TINTO LTD
Filing Date: 2025-03-13
Form: 424B5
Chunk 64
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 in an accompanying prospectus supplement. This prospectus may not be used to sell any guaranteed debt securities unless it is accompanied by a prospectus supplement.

The principal executive offices of Rio Tinto Finance (USA) Limited and the principal executive offices of Rio Tinto Limited are located at Level 43, 120 Collins Street, Melbourne, Victoria 3000, Australia. Rio Tinto Finance (USA) Limited’s and Rio Tinto Limited’s telephone number is +61 3-9283-3333. The principal executive offices of Rio Tinto Finance (USA) plc and Rio Tinto plc are located at 6 St. James’s Square, London SW1Y 4AD, United Kingdom and Rio Tinto Finance (USA) plc’s and Rio Tinto plc’s telephone number is +44 20-7781-2000. The principal executive office of Rio Tinto Finance (USA) Inc. is located at 4700 Daybreak Parkway, South Jordan, Utah 84009, United States and Rio Tinto Finance (USA) Inc.’s telephone number is +1 801-204-2251.

You should carefully consider the risk factors included, or incorporated by reference, in this prospectus and any applicable prospectus supplement(s) before you invest in any of our securities.

Neither the Securities and Exchange Commission nor any other regulatory body has approved or disapproved of these securities or passed upon the accuracy or adequacy of this prospectus. Any representation to the contrary is a criminal offense.**

<div align='center'>Prospectus dated May 5, 2023</div>

TABLE OF CONTENTS

TABLE OF CONTENTS

| ​                                                                                             | ​ | ​ | Page |   |    |   | ​ |
| ABOUT THIS PROSPECTUS                                                                         | ​ | ​ | ​    | ​ |  2 | ​ | ​ |
| ENFORCEABILITY OF CERTAIN CIVIL LIABILITIES                                                   | ​ | ​ | ​    | ​ |  3 | ​ | ​ |
| WHERE YOU CAN FIND MORE INFORMATION                                                           | ​ | ​ | ​    | ​ |  4 | ​ | ​ |
| FORWARD-LOOKING STATEMENTS                                                                    | ​ | ​ | ​    | ​ |  6 | ​ | ​ |
| RIO TINTO PLC AND RIO TINTO LIMITED                                                           | ​ | ​ | ​    | ​ |  7 | ​ | ​ |
| RIO TINTO FINANCE (USA) LIMITED,