The cost of immigration applications are amended on a regular basis. The Home Office fee’s were recently amended the application fee’s this year. At present, the application fee for indefinite leave to remain when applying from inside the UK is £2,389. The fee is higher for applications with dependents and increases with the more dependents included in the application.
If you are making an application for settlement as a dependent relative, the current fee is £3,250, and again is more depending on number of dependents included in the application.
Once you are granted ILR, you are issued with a Biometric Residence Permit (BRP), which is a card that confirms your status in the UK. You should travel with this BRP and your national passport together.