Clause 4

The written authority or the written consent, as the case may be, required under paragraph (a) of the definition of “act of vandalism” in section 1 of this Act shall be produced on demand to any member of the Singapore Police Force or of the Special Constabulary or of the Auxiliary Police Force or to any member of the naval, military or air force police attached to the armed forces of Singapore or to any armed force lawfully present in Singapore.

Any person who fails, refuses or neglects to produce such written authority or written consent on demand as provided in subsection (1) of this section shall be guilty of an offence under this Act and shall be liable on conviction to a fine not exceeding five hundred dollars.