There are multiple types of visas for foreign nationals looking to enter India. Some of the visas available to US citizens are extendable, and others are not:
- e-Visa (e-Tourist Visa, e-Business, e-Conference, e-Emergency X-Misc): Not renewable
- e-Medical and e-Medical Attendant: Renewable
- Tourist Visa: Renewable under specific conditions
- Medical Visa: Renewable
- Medical Attendant Visa: Renewable
- Employment Visa: Renewable
- Student/ Research Visa: Renewable
- Missionary Visa: Renewable
- Project Visa: Renewable
- Business Visa: Renewable
- Conference Visa: Renewable