E623 Job costing: Car repair business Prestige Auto Repair Ltd is a car repair workshop specialising in the repair of luxury European motor vehicles. The company estimates the costs of repair services by recording the cost of labour used to complete the job and the cost of the spare parts used on the repair job and allocating overheads to jobs at 40 per cent of labour cost. Overheads include the wages of the receptionist and secretarial staff, as well as depreciation of a wide range of expensive technical equipment. During the last week. the company completed two repair jobs: an engine replacement and a complete overhaul off a vehicle's braking system. The engine replacement involved extensive use of equipment, while the