The search was based on tip-off that a huge amount of money was hoarded for distribution among the voters, police said.
However, no cash or gifts were found during the search, they said.
The name of the official was not disclosed by the police.
Meanwhile, a case was registered against an AIADMK panchayat member Krishnamurthy for possessing unaccounted cash of Rs 7.87 lakh on the city outskirts, police said.
