Honda Siel Cars India Ltd. (Spare Parts) original car spare parts were not freely made available on the market and agreements were concluded between original equipment manufacturers and authorised dealers which obliged the latter to obtain supplies only from OEMs or their authorised suppliers. Under the law, horizontal agreements are classified in a special category and are subject to the unfavourable presumption of being anti-competitive. This is also called the „in itself“ rule. This means that, where a horizontal agreement is concluded pursuant to Article 3(3) of the Law, such an agreement is considered to be anti-competitive and to appreciably affect competition1. § 3, para. .