From Consumer Wiki
Karate schools are not regulated or licensed by any agency, nor do they fall under the Bureau for Private Postsecondary Education because they are purely recreational. If they advertise that a person who completes their training can be placed in a job, they must be regulated by the Bureau.
Complaints concerning a contractual agreement may be considered a civil matter to be resolved in Small Claims Court or by retaining a private attorney.
See Athletic Commission for regulations regarding children's headgear, etc.