Any person of good character having duties which require it may be appointed a special policeman by the President; provided that, except upon authorization of the Board of Trustees, no such special police officer shall be entitled to any compensation from the Village, nor shall such special police officer be considered an employee of the Village by reason of such appointment. Special police officers shall obey all rules of the Police Department applicable to them, and may be deprived of their appointment by the Chief at any time. (1970 Code §6-1-12)