Following points should be noted while applying for e-Visa:
- The Passport of the traveler should have validity of at least six months from date of arrival in India and it should contain at least two blank pages for stamping by the Immigration Officer.
- You must travel on the passport which you have applied for eVisa. Entry will be allowed into India on the new passport even if ETA has been issued on the old passport, however in such cases a traveler must carry the old Passport on which ETA was issued.
It also contains instructions on eligibilty and requirements while filling the eVisa forms.