Any person (including infants) arriving by air or sea without a certificate is detained in insulation for a period up to 6 days if arriving within 6 days of departing from an infected area.

Risk exists throughout the year in the whole country excluding parts of the States of Himachal Pradesh, Jammu & Kashmir and Sikkim. No certificate required, but a course of anti-malaria pills is recommended.

The official language is Hindi in the Devanagri script. The States are free to decide their own regional languages for internal administration and education, so there are 18 official languages spoken throughout the country. English is widely spoken.

These may vary from region to region. All international Hotels have a 24 hours money changing facility.
Banks : 10.00 to 14.00 (Mo. to Fr.), and 10.00 to 12.00 (Sat.).
Post Offices : 10.00 to 17.00 (Mo. to Fr.) and Sat. mornings, In big cities often longer.
Shops : 09.30 to 18.00 (Mo. to Sat.).

Travelers to India find ample themes with varied subjects for photography from faces to monuments, wildlife, festivities, scenic beauty, etc. However, formalities in respect to protected monuments and the wildlife sanctuaries are :

Fax / Telex / Telegram : International 24-hours service from large hotels and telegraph offices in major cities.
Telephone : Telephone calls to most countries are now direct. There are telephone facilities between the most cities and towns.
The international direct dialing code for India is +91.

Currency : Rupee = 100 Paise. Coins are in denominations of 10, 25 & 50 Paise & l, 2 & 5 Rupees. Notes are in denominations of Rs 1, 2, 5, 10, 20, 50, 100, 500 and 1000.

Foreign Currency. There are no restrictions on the amount of foreign currency or travelers' cheques a tourist may import, provided a Declaration Form is completed on arrival, This will facilitate the exchange of imported currency as well as the export of unspent currency on departure. Cash, bank notes and travelers' cheques up to US$2.500 or equivalent need not be declared at the time of entry. Any money in the form of travellers' cheques, drafts, bills, cheques, etc. which tourists wish to convent into Indian currency should be exchanged only through authorised money changers.
Tourists are warned that changing money through unauthorised persons is not only illegal but also involves the risk of receiving counterfeit currency. To exchange foreign money other than through banks or authorised money changers is an offence. Please note that no Indian currency whatso-ever can be imported or exported, except for Rupee travellers' cheques. Banks abroad do keep Rupee balances with their agents in India and are able to draw upon these balances to issue Rupee travellers' cheques to intending tourists.
There are 24 hour exchange facilities available at all big cites and international airports.