Company: RTNTF
Filing Date: 2025-02-20
Form Type: 20-F
Source: 0001628280-25-006642
Chunk: 530

Company: RIO TINTO LTD
Filing Date: 2025-02-20
Form: 20-F
Chunk 530
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 Oyu Tolgoi LLC.

| Annual Report on Form 20-F 2024 | 351 | riotinto.com |

Additional information | US Disclosure

| Tenure Number | Tenure Name   | Tenure Type    | Holder Group   | Oyu Tolgoi’s Interest                                                    | TenureStatus | Expiry Date | Current Area(ha) |
| MV-006708     | Manakht       | Mining Licence | Oyu Tolgoi LLC | 100%                                                                     | Live         | 23 Dec 2033 |            4,533 |
| MV-006709     | Oyu Tolgoi    | Mining Licence | Oyu Tolgoi LLC | 100%                                                                     | Live         | 23 Dec 2033 |            8,490 |
| MV-006710     | Khukh Khad    | Mining Licence | Oyu Tolgoi LLC | 100%                                                                     | Live         | 23 Dec 2033 |            1,763 |
| MV-015225     | Javkhlant     | Mining Licence | Entrée LLC     | 70% from the surface to 560 m below thesurface; and 80% from below 560 m | Live         | 27 Oct 2039 |           20,327 |
| MV-015226     | Shivee Tolgoi | Mining Licence | Entrée LLC     | 70% from the surface to 560 m below thesurface; and 80% from below 560 m | Live         | 27 Oct 2039 |           42,593 |

Encumbrances There are no known significant encumbrances to the Property at Oyu Tolgoi that would impact the current Mineral Resources or Mineral Reserves. For further details regarding the titles, leases and rights for Oyu Tolgoi, see Mines and Production Facilities-Oyu Tolgoi on page 307 . Personnel Personnel are engaged on either a residential or FIFO basis, sourced from capital and regional centres in Mongolia. Age, modernisation and condition of the equipment and facilities The infrastructure, equipment and facilities at Oyu Tolgoi are subject to an ongoing regime of sustaining capital investment and maintenance, underpinned by asset integrity audits, engineering inspections, engineering life cycles for key equipment and safety inspections and audits. Book value For the book value for Oyu Tolgoi, see Rio Tinto Financial Information by Business Unit on pages 266 - 267 . Geology and mineralisation