I-T officials though did not elaborate on the value of cash and type of documents seized.
The searches, including in this metropolis, Bengaluru, Hyderabad and a number of other locations in Tamil Nadu, that commenced on November 9 were going on at some places, a senior tax official told PTI.
However, he declined to disclose how much cash and what type of documents were seized.
In Cuddalore, a 10-member team is conducting searches at two residences and a jewellery shop.
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The raid on 187 locations was conducted by over 1,000 officials, who split into over a dozen teams on day one of the searches on November 9.
Subsequently, the number of officials carrying out the task shrunk with the conclusion of the searches at some premises.
Backed with inputs, including those from the Finance Ministry's Financial Intelligence Unit, the raids are being conducted.
The allegations included suspicion of shell companies, dubious investments, suspicious fund flow and its transfers and fudging of accounts.
Dubbing the searches a "conspiracy", deposed AIADMK deputy General Secretary T T V Dhinakaran has alleged it was to oust him and his jailed aunt from politics.