HS Code for Mobile drilling rig

A mobile drilling rig is classified under HS code 8705.20. This classification is driven by the fact that the drilling equipment is permanently mounted on a motor vehicle chassis, transforming the unit into a special purpose motor vehicle. Under Chapter 87, heading 8705 covers motor vehicles that are not primarily designed for the transport of persons or goods, but rather for performing a specific technical function. Sub-heading 8705.20 specifically identifies mobile drilling derricks. The classification relies on the integration of the drilling machinery with the vehicle's propulsion and structural components. If the drilling rig is merely transported by a vehicle but can be removed and operated independently, it would likely fall under Chapter 84. However, for 8705.20 to apply, the vehicle must be constructed with the drilling derrick as an integral part of the unit, often sharing the power source of the vehicle for its operation.

Products Included

• Truck-mounted oil and gas drilling rigs
• Mobile water well drilling derricks
• Vehicle-mounted mineral exploration rigs
• Self-propelled mobile boring machines on automotive chassis
• Truck-mounted core drills for geological sampling

Common Misclassification

The most frequent misclassification occurs with HS code 8430.41, which covers self-propelled boring or sinking machinery. The distinction lies in the nature of the carrier. If the machine is mounted on a simple wheeled or tracked chassis that does not meet the definition of a motor vehicle (e.g., it lacks a steering system or road-legal lighting), it stays in 8430. If it is on a truck chassis, it moves to 8705.20. Additionally, 8704 is sometimes incorrectly used, but that code is for goods-transport vehicles, which these rigs are not.

FAQ

What is the HS code for mobile drilling rig?

The correct HS code for a mobile drilling rig mounted on a motor vehicle chassis is 8705.20.

Can a drilling rig be classified in Chapter 84?

Yes, if the drilling rig is not mounted on a motor vehicle chassis (for example, if it is on a simple skid or a non-automotive crawler), it is classified under 8430.41 or 8430.49.