No, Milan Matka or any form of gambling or betting is not legal in India, including online gambling. The Public Gambling Act of 1867 is the primary legislation that governs gambling in India, and it prohibits operating or visiting gambling houses. There are some states in India that have made exceptions for certain forms of gambling such as lotteries and horse racing, but overall, gambling activities are largely considered illegal in the country. It's important to note that the legal status of gambling can vary depending on the specific laws of each state, so it is always advisable to consult the laws of your particular region.