The voting through postal ballot took place from November 16 to December 15 while the results will be announced on December 17.
Initially, the Gujarat plant was proposed to be owned by Maruti Suzuki but the plan was changed later with its Japanese parent Suzuki Motor Corporation announcing in January last year that it would invest USD 488 million to build the plant.
Last year, under pressure from institutional investors, Maruti Suzuki had decided to seek minority shareholders' approval after tweaking some of the earlier proposals for the controversial Gujarat plant, which it had initially planned to set up on its own.
Private sector mutual funds and insurance companies, which own almost 7 per cent of the company, led the opposition.
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Proxy advisory firm IiAS, asked minority shareholders to vote against the move. It said in its report that if the transaction is approved, Maruti will lose all control over its own destiny, and Maruti's shareholders will always remain subservient to the interest of Suzuki's shareholders.
The Gujarat plant is envisaged to have an installed capacity of 7.5 lakh units annually. MSI's two units at Gurgaon and Manesar have a total production capacity of 1.5 million units annually.
Maruti Suzuki stock closed at Rs 4,620.60, up 1.11 per cent, on the BSE.