That a working language has been established to ensure effective crew performance in safety matters and that this working language is recorded in the ship's logbook.
Go bhfuil teanga oibre bunaithe ionas go n-áiritheofar go bhfuil an criú ag feidhmiú go héifeachtach i gcúrsaí sábháilteachta agus go bhfuil an teanga oibre sin ar taifead sa logleabhar loinge.