The processing time of India Evisa will be postponed on national holidays because the Consular Department of the India Ministry of Foreign Affairs will be closed at this time.
Yes, you can. However, Indian eVisa can only be used by passengers coming into India through 6 designated seaports: Chennai, Cochin, Goa (Mormugao), Mangalore, Mumbai, and Port Blair.
International Travellers who are visiting India for recreation, sightseeing, casual visits to meet friends or relatives, or attending short-term Yoga programs.
All the foreigners arriving in India within 6 days of departure from any yellow fever endemic country are required to possess (in original) a valid yellow fever certificate of vaccination.