The daughter of MP Rohitha Abeygunawardena has surrendered to the Walana Anti-Vice Unit with her lawyer over an investigation into an illegally assembled vehicle.
Her husband, Dhanushka Weerakkody, remains in remand.
He is also linked to a similar vehicle seizure in Matugama.
MP Jagath Vithana’s son, earlier arrested in connection with the case, has been released on bail.