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WP&B Year 1–3 Development Requirements (June2025–2028)

The following outlines the mandatorydrilling, fracking, and tie-in schedule agreed between Tamboran and DWE underthe Joint Venture and Shareholders Agreement (JVSA), with flexibility for DWEto elect an additional third well per year.

Year 1 (June 2025 – December 2026)

- Shenandoah S2-4H to be repaired andfracked by May 2026 if possible.
- 2 (or 3) wells must be drilled off the SS2 pad in FSDA North, targetingVelkerri B.
- Drilling window: 1 March 2026 – 31 October 2026.
- Tie-in deadline: 31 December 2026.
- DWE may select location; 4 of the 6 Commitment Wells must be in North FSDA.
- DWE provides WP&B and cashflow schedules.
- TBN must operate South FSDA if requested.
- Each well must have ≥7,500 ft lateral and ≥45 stages.

Year 2 (March – December 2026)

- 2 wells (or up to 3 if DWE elects) to bedrilled on same pad.
- Drilling window: March – August 2026.
- Fracking window: March – October 2026.
- Tie-in deadline: 31 December 2026.
- DWE provides drill/fracture/tie-in schedule 180 days prior to spud.
- DWE may adjust timing but must meet NTG GSA delivery obligations.

Year 3 (March – December 2027)

- 2 wells (or up to 3 if DWE elects) to bedrilled on same pad.
- Drilling window: March – August 2027.
- Fracking window: March – October 2027.
- Tie-in deadline: 31 December 2027.
- DWE provides AFE schedule 180 days prior to spud.
- Location may be FSDA North or South at DWE’s discretion.
- DWE may shift timing but must meet GSA production volumes.