For the first time in 1951, the Bureau of Indian Standards had set some rules for the flag for the first time. In 1968 the standard of the tricolor construction was decided. These rules are very strict. Only khadi or hand-cloth fabric is used to make the flag. The process of testing is done several times in the process of cloth making to becoming a flag. Two types of Khadi are used to make the flag. One that khadi is made of cloth and another khadi-tat. Only cotton, silk and wool is used for khadi. Even its
Jana Gana Mana Adhinayaka Jaya Hai Bharat Bhagya Vidhata.