Why might it be needed?
Primarily used as a travel document and may also serve as identity/address evidence where accepted by the specific process. It is not a universal prerequisite for government schemes.
How to obtain it
Register/sign in on the official Passport Seva portal, choose the applicable service, follow the application steps, pay the applicable fee and schedule an appointment if required. Check the current checklist for your case.
State / UT differences
Passport service categories and supporting-document requirements depend on the application type and applicant’s circumstances; follow current Passport Seva guidance.