You can easily find the rules of badminton on the official website of the Badminton World Federation (BWF) at bwfbadminton.com. The rules are also available on various other sports websites, as well as in the rulebook of badminton which can be purchased online or at sports stores. If you are a beginner or new to the sport, it’s a good idea to read the rules thoroughly and even watch videos or attend training sessions to get a better understanding of how the game is played.