This books is Public Interest Litigation (PIL) is offered to the general public as usable tool for their benefits the idea behind the book is to make people available a useful, understandable and practical guide to the public interest litigation, one they use can use to know what PIL is and also to participates in the process of PIL themselves as and when they need to do so. with the help of this book one can learn about PIL and also to file one of behalf of the disadvantages section of society who for reason of illiteracy, indigence or any other problem cannot themselves approach the court of relief. After introducing the subjects, important cases are given, along with the glossary of legal terms and sample PIL petitions.