Oilfield service receipts fall under presumptive taxation, while refund interest follows the India-USA treaty rate.

Receipts from software, support services, training, and allied oilfield activities were treated as falling within the special presumptive regime for oilfield services because their pith and substance showed a direct, inextricable connection with prospecting for, extraction of, or production of mineral oil; they were therefore taxable under section 44BB and not as fees for technical services or royalty under the general charging provisions. Interest on income-tax refund was separately governed by the India-USA DTAA and was taxable at the treaty rate applied under Article 11. The Revenue's challenge failed on both issues, and the assessee's treatment was upheld.

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Issues: (i) Whether receipts from software, support services, training, and allied oilfield activities were taxable under section 44BB of the Income-tax Act, 1961 or as fees for technical services/royalty under sections 9(1)(vi), 9(1)(vii) and 44DA of the Income-tax Act, 1961. (ii) Whether interest on income-tax refund under section 244A of the Income-tax Act, 1961 was taxable at the rate prescribed under Article 11 of the India-USA DTAA.

Issue (i): Whether receipts from software, support services, training, and allied oilfield activities were taxable under section 44BB of the Income-tax Act, 1961 or as fees for technical services/royalty under sections 9(1)(vi), 9(1)(vii) and 44DA of the Income-tax Act, 1961.

Analysis: The receipts arose from services and supplies found to be directly connected with prospecting for, extraction of, or production of mineral oil. The governing test applied was the pith and substance of the contracts and whether the services were inextricably connected with oil exploration operations. On that footing, the nature of the work fell within the special presumptive regime for oilfield services rather than within the category of independent technical services taxable under the general provisions relied upon by the Revenue.

Conclusion: The receipts were held taxable under section 44BB of the Income-tax Act, 1961 and not under sections 9(1)(vi), 9(1)(vii) or 44DA of the Income-tax Act, 1961.

Issue (ii): Whether interest on income-tax refund under section 244A of the Income-tax Act, 1961 was taxable at the rate prescribed under Article 11 of the India-USA DTAA.

Analysis: The interest on refund was treated in accordance with the treaty position applied by the Tribunal in earlier decisions, and the absence of any contrary precedent justified following the treaty rate for such interest income.

Conclusion: The interest on income-tax refund was held taxable at 15% under Article 11 of the India-USA DTAA.

Final Conclusion: The Revenue's appeals failed on both the oilfield-services characterization issue and the refund-interest issue, and the assessee's treatment was upheld in substance.

Ratio Decidendi: Where the dominant and proximate purpose of the contract is inextricably connected with prospecting for, extraction of, or production of mineral oil, the consideration falls within section 44BB and not the provisions for fees for technical services; refund interest is separately governed by the applicable tax treaty rate.

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