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Commercial Vessels

Plying Limits

The following maximum plying limits apply to Class 1C, 2C and 3C vessels fitted with outboard engines or stern or sail drive units.

Vessel Class/Drive	Passengers carried	Vessel Length	Permissible Weather	Maximum Plying Limit
	Yes/No	Metres		1 engine	2 engines
CLASS 1
1C Outboard	Yes	>10m	Beaufort 4	NA	30nm
1C Stern	Yes	>10m	Beaufort 4	NA	30nm
CLASS 2
2C Outboard
RIBs	Yes	>6m	Beaufort 4	NA	15nm
RIBs	No	>4.25m	Beaufort 4	5nm	15nm
Dive boat	Yes	>6m	Beaufort 4	NA	15nm
Dive boat	No	>4.25m	Beaufort 4	5nm	15nm
Others	Yes	>6m	Beaufort 4	NA	30nm
Others	No	4.25-6m	Beaufort 4	5nm	15nm
Others	No	>6m	Beaufort 4	5nm	30nm
2C Stern	No	> 4.25m	Beaufort 4	15nm	30nm
2C Stern	Yes	>6m	Beaufort 4	15nm	30nm
2C Sailing boat with sail-drive	Yes	>10m	Beaufort 4	30nm	30nm
CLASS 3
3C Outboard	No	All	Beaufort 4	5nm	30nm
3C Stern	No	All	Beaufort 4	15nm	30nm
3C Beach net	No	<6m	Beaufort 4	0.5nm	0.5nm
3C Restricted	No	<6m	Beaufort 4	2nm	2nm

Note: All vessels will be restricted to within 30 nautical miles north or south of a designated port of departure or safe haven.

Note: The propulsion power of all vessels must be at least 19kWs, except in the case of 3C beach net vessels.

Plying limits are recorded on the Certificate of Survey. Plying limits may be reduced at the discretion of a Maritime surveyor or naval architect if the structure of the vessel or installation is not adequate for the intended use.

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