The income tax refund is the excess tax paid por you, refunded por the Income Tax Department. E.g., the tax tu need to pay was Rs. 10,000, but tu paid 15,000 o already deducted & deposit por the person responsible for it, then after filing your income tax return which would be mostrando a tax refund of Rs. 5,000 the amount will be dado back to tu por the Income Tax Department.
Use Tax2win for Income tax filing

How to check income tax refund status?
Through Tax2win
1) Enter your PAN, correo electrónico address, and select the relevant assessment year
2) Enter acknowledgement number if tu also want to know...