Good morning

for general/OBC girls:

Income is below 1 LPA - no tution fee(only a minimal amount of semester registration charge which varies with different NITs)

Between 1-5 LPA -1/3 part of tution fee+semester registration(same as for income below 1LPA)

Above 5 LPA -Full tution fee(62,500)+semester charge

For more details about Top NIT visit given link below:
https://engineering.careers360.com/colleges/list-of-top-nit-colleges-in-india

Hope you found it helpful
All the best!!!