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 30.5, 33.5 and 39mm

Tender Number : MAS/2026/0004

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); atau / or

- Wholesale Trade of Construction Materials, Tools, Plumbing Supplies and Other Heating Equipment (KBLI 2025 No. 46739); atau / or

- Wholesale Trade on a Fee or Contract Basis (KBLI 2025 No. 46100).

Minimum Local: 0% zero percent

Content Requirement

Company Status :

- Domestic Investment Company, atau / or

- Consortium between Domestic Investment Company and Domestic Investment Company; atau / or

- Consortium between Domestic Investment Company and Foreign Investment Company and/or Foreign Manufacturer and/or Foreign Company

Domestic Investment Company act as Consortium Lead.

PREQUALIFICATION will be undertaken in full compliance with SKK Migas Working Guideline No. PTK-007/SKKIA0000/2023/S9 regarding Procurement of (Revision 05) Goods/Services Implementation Guidelines and Procurement of Goods/Services Implementation Guidelines No. EDR-0254/SKKIH0000/2025/SO with its amendments ("PTK 007").

BRIEF SCOPE OF WORKS:

CONTRACTOR shall supply DN 800 (32-inch) GEP Offshore Linepipe, 30.5, 33.5, and 39mm Wall Thickness, DNV ST F101 SAWL 450 SFDU (with P when applicable).

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. To ensure compliance with COMPANY's quality and technical standards, the manufacturer of the Gas Export Pipeline (32" OD) SAWL wt 30.5, 33.5 and 39mm must be included in COMPANY'S Approved Vendor List (AVL). The list of steel plate suppliers for pipe manufacturing and linepipe manufacturers listed in the AVL is provided in Appendix 1 of this PREQUALIFICATION Announcement.

REGISTRANT shall submit Appointment Letter from the proposed manufacturer listed in COMPANY's AVL.

Other conditions will be specified in the PREQUALIFICATION Document.

PREQUALIFICATION SCHEDULE:

1. Registration for the PREQUALIFICATION process is extended until 6 May 2026, no later than 15.00 WIB, through the following e-mail address 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, 29 April 2026

PENGELOLA PENGADAAN / PROCUREMENT MANAGEMENT

INPEX MASELA, LTD.