Since 2012 it has been a statutory requirement for all European fishing vessels over 12m in length to have a functioning Vessel Monitoring System (VMS) on board (Council Regulation (EC) No 1224/2009).
Ers 2012 mae wedi bod yn ofyniad statudol i bob cwch pysgota Ewropeaidd dros 12m o hyd gael System Monitro Cychod (VMS) sy'n gweithio (Rheoliad y Cyngor (EC) Rhif 1224/2009).