Hey R. Balasubramanian,

Firstly, the top 20,000 rankers will be called for the counselling and that is called as Category 1 fees. The rest 20,001 to 1,00,000 are called for counselling under category 2,3,4. The category 2,3,4 has different tution fees. Suppose if the category 2 is filled then students must opt for category3. In that way it goes till Category 4. The tution fee for different categories is given below,

Category 2 - 2,35,000/- per year

Category 3 - 3,43,000/- per year

Category 4 - 3,68,000/- per year.