++++ 1. Tax provisions ° Internal taxation ° Graduated system of taxation ° Most heavily taxed category containing only imported products ° Whether permissible ° Conditions ° No encouragement to purchase domestic products (EC Treaty, Art. 95) 2. Tax provisions ° Internal taxation ° Graduated system of taxation on motor vehicles ° Increased progression above a threshold of a specified cylinder capacity exceeded solely by imported vehicles ° Whether permissible ° No effect of favouring the sale of vehicles of domestic manufacture (EC Treaty, Art. 95)