The Public Gambling Act, 1867 prohibits off-line gambling. Betting as such is business. Therefore on-line gambling is also not legal. Definition of Gambling - According List II Entrance 34 of India's Constitution-. Gambling involves any action or undertaking whose conclusion is controlled or affected by chance or accident as well as any action or undertaking that's entered into or Online Betting undertaken with comprehension of the possible risk of losing or winning where there is no real transfer of goods, but just receipt or Online Betting payment of the difference in accord with the market price, which changes from the contract cost.