Yes. Resident Indians are eligible for certain tax benefits on both principal and interest components of a loan under the Income Tax Act, 1961. Under the current laws, you are entitled to an income tax rebate for interest repayment up to Rs. 1,50,000 /- per annum. Moreover, you can get added tax benefits under Section 80 C on repayment of principal amount up to Rs. 1,00,000 /- per annum.
At the time of sourcing the loan, banks are required to provide information about the interest rate applicable, the fees / charges and any other matter which affects your interest and the same are usually furnished in the product brochure of the banks. Complete transparency is mandatory.