An offence has been registered against the owner of a warehouse in Maharashtra's Thane district for allegedly illegally storing neem-coated urea, the police said on Friday.

Acting on a tip-off, the police had raided the warehouse in Purna village of Bhiwandi last month and seized 1,786 bags of neem-coated urea stored there illegally, senior inspector Madan Ballal of the Narpoli police station said.