Whenever you cross border from one Indian state to another you will also be required to pay interstate tax at  border /online (collected by state government). The cost of tax  may vary depending upon the state that you will visit and car passenger capacity.

Inter-state tax Chart for North India:

Car ModelSeating Capacity
(including driver)
DelhiHaryana
(per day)
Rajasthan
(per day)
Uttar Pradesh
(per day)
Madhya Pradesh
(per day)
Himachal Pradesh
(per day)
Punjab
(per day)
Uttrakhand
(per day)
1Maruti Dzire5NA100 ₹170 ₹120 ₹280 ₹220 ₹240 ₹220 ₹
2Honda City 5NA100 ₹170 ₹120 ₹280 ₹220 ₹240 ₹220 ₹
3Innova Crysta7NA100 ₹224 ₹180 ₹300 ₹220 ₹280 ₹240 ₹
4Toyota Fortuner7NA100 ₹224 ₹180 ₹300 ₹220 ₹280 ₹240 ₹
5Tempo Traveller10-12NA500 ₹500 ₹500 ₹840 ₹500 ₹500 ₹500 ₹

South India Inter State Tax Chart:

Car ModelSeating Capacity
(including driver)
Tamil Naidu
(1-7 days)
Kerala
(1- 7 days)
Pondicherry
(1-3 days)
Karnataka
(1- 7 days)
Andhra Pradesh
(1-7 days)
Telangana
(per day)
Goa
(per day)
1Toyota Etios5500 ₹500 ₹500 ₹750 ₹500 ₹500 ₹500 ₹
2Maruti Dzire5500 ₹500 ₹500 ₹750 ₹500 ₹500 ₹500 ₹
3Toyota Innova7500 ₹500 ₹900 ₹1700 ₹1900 ₹1900 ₹1900 ₹
4Toyota Crysta7500 ₹500 ₹900 ₹1700 ₹1900 ₹1900 ₹1900 ₹
5Tempo Traveller10-13750 ₹1000 ₹1300 ₹4000 ₹3500 ₹3500 ₹3500 ₹