The Gujarat Anti-Terrorism Squad (ATS) has arrested a man from Mumbai for alleged possession of 1 kg of methamphetamine, a party drug, worth Rs 1 crore, in Ahmedabad, an official said on Wednesday.

Based on a tip-off, an ATS team kept a watch near a temple in Shahibaug area here on Tuesday evening and arrested Sultan Shaikh (25), a resident of Mumbai''s Jogeshwari area, with 1 kg of the contraband, the official said.