If you use assistive technology (such as a screen reader) and need a
version of this document in a more accessible format, please email firstname.lastname@example.org.
Please tell us what format you need. It will help us if you say what assistive technology you use.
Further details of vessel monitoring system (VMS):
device requirements and specifications
VMS+ guidance, which explains VMS regulatory requirements and the functionality of the VMS+ device – VMS+ devices are currently being installed on vessels between 12 and 15 metres overall length.