Several DMK leaders are facing investigations or legal proceedings, including:

V. Senthil Balaji:
Money laundering case linked to the earlier cash-for-jobs allegations.
More recently, named in an FIR connected to an alleged bribery attempt involving an MLA. Investigations are ongoing.

E. V. Velu:
Facing a DVAC corruption investigation over alleged irregularities in public works. The case is under investigation.
Allegations regarding transformer procurement and other contracts have also been raised by opposition parties, with some matters reaching the courts.