Company: RTNTF
Filing Date: 2025-03-14
Form Type: 8-A12B
Source: 0001104659-25-023810
Chunk: 2

Company: RIO TINTO LTD
Filing Date: 2025-03-14
Form: 8-A12B
Chunk 2
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 Section 301 of the Indenture, 
 dated March 14, 2025, setting forth the terms of its U.S.$750,000,000 5.875% Notes due 2065.   |

| 1.11 | Officer’s Certificate of Rio Tinto Finance (USA) plc pursuant to Section 301 of the Indenture,      
 dated March 14, 2025, setting forth the terms of its U.S.$500,000,000 Floating Rate Notes due 2028. |

<div align='center'>SIGNATURE</div>

Pursuant to the requirements of Section 12
of the Securities Exchange Act of 1934, each registrant has duly caused this registration statement or amendment thereto to be signed
on its behalf by the undersigned, thereto duly authorized.

| Rio Tinto Finance (USA) plc 
 (Registrant)                |                     |
| By:                         | /s/ Maurita Sutedja |
| Name:                       | Maurita Sutedja     |
| Title:                      | Group Treasurer     |
| Rio Tinto plc               
 (Registrant)                |                     |
| By:                         | /s/ Maurita Sutedja |
| Name:                       | Maurita Sutedja     |
| Title:                      | Group Treasurer     |
| Rio Tinto Limited           
 (Registrant)                |                     |
| By:                         | /s/ Maurita Sutedja |
| Name:                       | Maurita Sutedja     |
| Title:                      | Group Treasurer     |

Date: March 14, 2025

<div align='center'>INDEX TO EXHIBITS</div>

| Exhibit No. | Exhibit                                                                                                                                                                                                                                                                                                                                                                                           |
| 1.1         | Indenture, dated as of July 2, 2001, as amended and restated as of March 16, 2012, among Rio Tinto Finance (USA) Limited, Rio Tinto Finance (USA) plc, Rio Tinto plc, Rio Tinto Limited and The Bank of New York Mellon (incorporated by reference to Exhibit 4.1 to Post-Effective Amendment No. 1 to the Registration Statement on Form F-3 filed on March 16, 2012 (SEC File No. 333-175037)). |
| 1.2         | First Supplemental Indenture, dated May 8, 2017, among Rio Tinto Finance (USA) Limited, Rio