Road-use suitability of dumpers and rockers brought them within motor vehicle tax under the amended law.

Dumpers and rockers used in mining areas were held to be motor vehicles adapted or suitable for use on roads, because they ran on tyres, were capable of road use, and were not shown to be special-purpose vehicles confined to factories or enclosed premises. The amended Orissa taxation law applied the broader post-amendment motor vehicle definition and taxed vehicles used or kept for use within the State. Heavy construction or limited-speed operation did not exclude road suitability. On that basis, the vehicles fell within the tax net and the challenge failed.

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Issues: Whether dumpers and rockers used in mining areas were motor vehicles adapted for use on roads and therefore liable to tax under the Orissa motor vehicle taxation law.

Analysis: The earlier decision in Bolani Ores had treated dumpers and rockers as motor vehicles, while excluding them from the tax net only when they were working solely within enclosed premises under the pre-amendment definition. The amended Orissa taxation law adopted a definition aligned with the post-amendment motor vehicle definition, and the charging provision applied to motor vehicles used or kept for use within the State. On the facts, the vehicles ran on tyres, were capable of being used on roads, and were not shown to be vehicles of a special type adapted only for use in factories or enclosed premises. The Court held that heavy or limited-speed operation did not negate suitability for road use.

Conclusion: Dumpers and rockers were held to be vehicles adapted or suitable for use on roads and, as motor vehicles, were liable to taxation under the amended law. The challenge failed.

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