Section 20(8) in Tamil Nadu Combined Development and Building Rules, 2019
(8)If any project consists of more than one detached or semi detached building or buildings in a building unit and any building or buildings thereof is completed as per approved plan (such as parking, internal roads, height of the building, infrastructure facilities, lift and fire safety measures), the competent authority may issue completion certificate for such detached or semidetached building or buildings in a building unit.
