This Regulation covers new pneumatic tyres designed primarily, but not only, for agricultural and forestry vehicles (power-driven vehicles in category T), agricultural machines (power-driven and trailed) and agricultural trailers, and identified by speed category symbols corresponding to speeds of 65 km/h (speed symbol "D") and below. It does not apply to tyre types designated primarily for other purposes, such as: (a) Construction application (tyres marked "Industrial" or "IND" or "R4"or "F3"); (b) Earth-moving equipment; (c) Industrial and lift trucks.