Section 5(3)(b) in Competition Commission of India (Procedure in regard to the transaction of business relating to combinations) Regulations, 2011
(b)the parties to the combination are engaged at different stages or levels of the production chain in different markets, in respect of production, supply, distribution, storage, sale or trade in goods or provision of services, and their individual or combined market share is more than twenty five percent (25%) in the relevant market.