The NDA has listed its seat share in Tamil Nadu with the following alliance partners.

The Vijaykanth-led DMDK which announced its alliance with the BJP this week will contest seats in:

Thiruvallur
North Chennai
Vellore
Aarani
Kallakurichi
Viluppuram
Salem
Tiruppur
Karur
Tiruchi
Thanjavur
Chidambaram
Madurai
Nellai

The BJP will contest from:

South Chennai
Sriperumbudur
Nilgiri
Coimbatore
Mayiladuthurai
Sivagangai
Ramanathapuram
Tenkasi
Kanyakumari

The PMK seems to have agreed on numbers by accepting the offer of eight seats, but there has been unwillingness to compromise on certain constituencies which overlapped with those of the DMDK. For now, the PMK will contesting seats in:

Arakkonam
Dharmapuri
Krishnagiri
Thiruvannamalai
Namakkal
Cuddalore
Nagapattinam
Dindugal

The MDMK leadership had given a wish list of 12 seats to the BJP, but it has been pared down to:

Central Chennai
Kanchipuram
Erode
Theni
Virudhunagar
Thoothukudi

The IJK will be contesting from Perambalur, while the KMDK will battle
Pollachi.