In all cases where juveniles under sixteen are charged with a first offense for a violation of this chapter, the officer shall issue a violation ticket to the juvenile which shall require that the juvenile obtain the signature of his or her parent or guardian on said violation ticket and return the same to the Police Department within forty-eight hours after issuance. In the event of failure to return such violation ticket signed as hereinbefore required, the officer or any person having knowledge of the offense may proceed against the juvenile for such violation in the manner prescribed by law.