X Visas for India
An X-visa used to be issued to people who don't clearly fall into any of the other categories of visa applicants (such as volunteers).
However, as of mid-2010, an X-visa is only available to the following people:
A foreigner of Indian origin.
Spouse and children of a foreigner of Indian origin or Indian citizen.
Spouse and dependent children of a foreigner coming to India on any other long term visa, such as an Employment visa or Business visa.
Foreigners who are joining specified ashrams or spiritual communities, such as Auroville, Sri Aurobindo Ashram, Missions of Charities in Kolkata, or certain Buddhist monasteries.
Foreigners who are participating in professional international sporting events.
It's not possible to work in India on an X-visa. However, X-visas can be extended in India, and there's no need to leave every six months. If you do stay for longer than six months at a time, you'll need to register at with Foreigners Regional Registration Office.