PORT REVENUES 75
from the gross, or the amounts are computed on a lower
scale.

The Harbour Tonnage Due is a due levied, as above, on
all vessels entering a harbour or port. A distinction is
made, however, between vessels engaged on long and short
voyages, the due being higher, according to distance, for
the former than for the latter. Certain special exceptions
are made in favour of small coasting vessels, vessels
in ballast and without cargo, and vessels simply calling
at a port and leaving without discharging any of their
cargo.

The Dock Tonnage Due is levied in cases where in addition
to harbourage, vessels make use of the dock accommodation
of a port for the purpose of discharging or taking in cargo.
The Dock Tonnage Due may be additional to the Harbour
Tonnage Due, or the former may cover the latter. In
that case the amount is correspondingly raised.

In both the foregoing dues, provision is made for the
incidence of rent when the stay in port or in dock exceeds
a certain number of days.

DUES ON GOODS

The second class of dues are rates levied on goods—
not for services actually rendered in handling the goods,
but as contributions towards the general upkeep of the
port and its establishment. Port Rates on Goods, or
Tolls, or Town Dues, as they are variously called, are dues
levied, in accordance with schedules approved by the
Ministry of Transport, on all merchandise arriving at a
port, unless dealt with on transhipment terms, i.e. excepting
goods transferred direct from an incoming to an outgoing
vessel within the port, without change of ownership in the
process.

DOCK CHARGES ON GOODS

In addition to the foregoing rates of a general character,

there are special port charges made in respect of the

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