Importing Foreign or Indian Currency into India
Foreign Currency
Any foreign passenger can bring any amount of foreign exchange into India without any limit. However, you have foreign currency notes (bills) of more than US $5,000 or equivalent and/or foreign exchange including currency of more than US $10,000 or equivalent, you will have to make the declaration before the customs officer.

Indian Currency
Generally, import of Indian currency is prohibited. However, in the case of passengers normally resident of India who are returning from a visit abroad, Indian currency up to Rs. 7,500 is allowed.