Check whether he is having building permission from municipal authority. In all probability he must not having any permission coz running hotel adjacent of school is not permissible under zoning rules of municipal authority. If he is having a valid permit, he cannot shift the from one place to other. File a written complaint to municipal authority warning of legal action against them. You can also approach civil Court seeking stay of any construction of hotel. For further clarification you may contact me through Pathlegal. Hit the like button if the advice is useful to you.