Import Regulations:

Free import (import by non-residents, however, is only permitted if they enter India for a stay of not less than 24 hours and not more than 6 months, provided they visit India not more than once a month)
a. persons of 17 years of age and older: 200 cigarettes or 50 cigars or 250 grammes of tobacco; 2 litres of alcoholic liquor or wine;
b. medicines in reasonable quantities;
c. 2 ounces of perfume and 1/4 litre of toilet water;
d.  travel souvenirs  imported by:
 - nationals and residents of India or if being of Indian origin provided being 10 years of age or older:
 - if returning from Bhutan, China (People's Rep.), Myanmar or Nepal: up to INR 6,000.- if stayed outside for more than 3 days. If stayed outside up to 3 days: nil.
 - if returning from other countries: up to INR 25,000.- if stayed outside for more than 3 days. If stayed outside up to 3 days: INR 12,000.-.
   Persons under 10 years are allowed 1/4 of the value admitted to adults.
 -  nationals of, or being of origin, Bhutan and Nepal and coming from respective countries: nil. If coming from other countries: up to INR 8,000.-
 -  nationals of, or being of origin, Pakistan and coming from Pakistan: up to INR 6,000.-. If coming from other countries: up to INR 8,000.-.
 -  all other nationals: up to INR 8,000.-. If coming from Pakistan: up to INR 6,000.-.
e.  Goods for personal use.

Goods in excess of the maximum permitted amount will be subject to an import duty of 60%. 

Additional Information on regulations:

- India is a member of the CITES Treaty.
- Firearms: It is advisable to obtain a possession licence in advance (or hold proof of exemption) in order to avoid delay and inconvenience on arrival.
- A Tourist Baggage Re-Export Form (TBRE) will be issued upon arrival to tourists for re-exportation of their expensive items duty free.

Crew members customs regulations:

No duty-free allowance. Crew members must declare all dutiable goods on the PPL (Private Property List).

Pets

Import of pets (max. of two per passenger) must be accompanied by a health certificate from the country of origin. Pets may enter as passenger's checked baggage, in the cabin or as cargo. It is recommended that a "No Objection Certificate" (NOC) issued locally by the Animal Quarantine and Certification Services (AQCS) be obtained.
Prohibited: the following livestock and livestock products:
- all kinds of birds and bird products (incl. eggs, feathers, meat etc.); and
- pigs and pig meat products.
 

Baggage Clearance regulations:

Baggage is cleared at the first airport of entry in India. 

Airport Tax Rules:

No airport tax is levied on passengers upon embarkation at the airport.

Currency rules:

Currency Import Regulations

Allowed.

- foreign currencies : unlimited, however if the total value in cash exceeds USD 5,000.-, or exceeds USD 10,000.- (or equivalent) in traveller's cheques, it must be declared;
 - from Saudi Arabia, special banknotes (Haj notes), issued by the Reserve Bank of India, without limit.
PROHIBITED: local currency (Indian Rupee-INR).

Foreign currencies include currency notes, traveller's cheques, cheques, drafts etc. (Re)exchange only through banks and authorized money exchange points.

Currency Export Regulations

Allowed.

- special banknotes (Haj notes), issued by the Reserve Bank of India up to the amount brought in.
- local currency (Indian Rupee-INR) by passengers proceeding to:
    a. Nepal: no limit (excl. notes of denominations of INR 100.- or higher);
    b. Bangladesh, Pakistan or Sri Lanka: up to INR 20.- per person;
    c. other destinations: PROHIBITED.
- foreign currencies : up to the amount imported and declared.

Foreign currencies include currency notes, traveller's cheques, cheques, drafts etc. (Re)exchange only through banks and authorized money exchange points.