Starting on February 14, 2014, you must produce proof of polio vaccination if you are arriving from Afghanistan, Ethiopia, Israel, Kenya, Nigeria, Pakistan, or Somalia. Contact the High Commission of India in Ottawa or the closest Indian consular office for more information.
http://travel.gc.ca/destinations/india?utm_source=india&utm_medium=travel_en&utm_campaign=mailout_links&utm_content=2014-01-14%2004:30%20pm