INPEX Masela, LTD.

PREQUALIFICATION ANNOUNCEMENT

INPEX Masela, LTD. ("COMPANY"), as the Production Sharing Contractor of the Masela Working Area hereby invites companies ("REGISTRANT"), with the relevant experiences and capabilities to participate in the prequalification phase ("PREQUALIFICATION") of a Tender as described below:

Tender Title : Supply of Linepipe for GEP (32” OD) SAWL – wt 25.4mm

Tender Number: MAS/2026/0028

Business Qualification : Large Scale Business

Business Classification : Oil and Gas Supporting Industry – Materials Industry

Business Sub-Classification : Manufacture of Steel and Iron Pipes and Pipe Fittings (KBLI 2025 No. 24103).

Minimum Local Content Requirement : 25% (twenty five percent)

Company Status :

- Local manufacturer with Domestic Investment Company (PMDN) status; atau / or

- Local manufacturer with Foreign Investment Company (PMA) status; atau / o

- Sub-agent, Distributor / Sub-distributor / supplier appointed by a domestic manufacturer with Domestic Investment Company (PMDN) status; atau / or

- Consortium of domestic manufacturers; atau / or

- Consortium between a domestic manufacturer and an Agent / Sub-Agent / Distributor / Sub- Distributor, or supplier appointed by a domestic manufacturer with Domestic Investment Company (PMDN) status.

PREQUALIFICATION will be undertaken in full compliance with SKK Migas Working Guideline No. PTK-007/SKKIA0000/2023/S9 (Revision 05) regarding Procurement of Goods/Services Implementation Guidelines and Procurement of Goods/Services Implementation Guidelines No. EDR- 0143/SKKIH0000/2023/SO with its amendments ("PTK 007").

BRIEF SCOPE OF WORKS:

CONTRACTOR shall supply DN 800 (32-inch) GEP Offshore Linepipe, 25.4mm Wall Thickness, DNV ST F101 SAWL 450 SFDU.

CONTRACTOR's Work shall include but not be limited to the following:

• Manufacture of carbon steel linepipe;
• Storage and loadout of linepipe;
• Shipment of linepipe to coating yard(s) location; and
• Execution of linepipe coating.

PREQUALIFICATION REGISTRATION REQUIREMENT:

REGISTRANT shall formally register by submitting the documents below to COMPANY's procurement management ("PROCUREMENT MANAGEMENT") through e-mail to jkt.gep.linepipe@inpex.com :

1. A written letter requesting participation in the PREQUALIFICATION process, providing the email addresses and mobile numbers of two (2) designated contact persons from the Registrant, who can be contacted regarding the PREQUALIFICATION process.

2. Copy of Certificate for Replacement of Administration Document (SPDA).

3. Evidence that the REGISTRANT holds the above-mentioned sub-sector classification in the form of a Business Identification Number (NIB), or a license demonstrating that the REGISTRANT possesses a business license in accordance with the KBLI as required above.

4. A valid Local Content (TKDN) Certificate that meets the minimum TKDN requirement as stipulated in this PREQUALIFICATION Announcement.

5. To ensure compliance with COMPANY's quality and technical standards, REGISTRANTs are required to procure (source) the steel plates to be used for the manufacture of Linepipe for GEP (32" OD) SAWL - wt 25.4mm from the COMPANY'S Approved Vendor List (AVL). The list of steel plate suppliers for pipe manufacturing included in the AVL is provided in Appendix 1.

REGISTRANTS registering as an Agent or Sub-Agent shall submit a valid Surat Tanda Pendaftaran (STP) as an Agent/Sub-Agent from the proposed manufacturer in accordance with the applicable Ministry regulations.

Other conditions will be specified in the PREQUALIFICATION Document.

PREQUALIFICATION SCHEDULE:

1. Registration for the PREQUALIFICATION process will take place from 24 April 2026 to 29 April 2026, no later than 15.00 WIB, through the following e-mail jkt.gep.linepipe@inpex.com .

2. PROCUREMENT MANAGEMENT will inform the evaluation result based on the submitted PREQUALIFICATION registration documents to REGISTRANT. Only REGISTRANTS fulfilling all requirements above are eligible to participate in the next stage of the PREQUALIFICATION process.

PREQUALIFICATION Document will be sent by email together with the PREQUALIFICATION invitation only to REGISTRANT who fulfills all the registration requirements.

Failure to follow the above process and/or to submit the required documents may result in the respective REGISTRANT not being invited to the subsequent PREQUALIFICATION/Tender phase.

Jakarta, 24 April 2026

PENGELOLA PENGADAAN / PROCUREMENT MANAGEMENT

INPEX MASELA, LTD