For vessels plying within a named port area or port limits the widest cover will be as per ITC Hulls Port Risks which provides 4/4th Collision Liability and Protection and Indemnity risks as per its clause 9 up to a Vessel’s Hull and Machinery Sum Insured. The difference between ITC Hulls 1.10.1983 and ITC Hull Port Risks are: Navigation: the vessel has leave to proceed to and from any wet or dry docks, harbors, ways, cradles and pontoons within limits specified in the PolicyEquivalent to ITC Hulls but excluding Earthquake and Volcanic eruption perils.Collision: Only the share of the insured value covered by the insurersP&I: P&I Indemnity provided is in addition to the indemnity provided by the other terms and conditions of this insurance.Deductible: Similar to ITC Hulls except that provisions relating to heavy weather damage are omitted.Returns for cancellation: Pro-rata monthly net for each uncommented month.All other clauses similar to ITC Hulls except that (a) Continuation Clause (b) Breach of Warranty Clause and (c) Freight Waiver Clause do not appear in the Port Risk Clauses.Hull Returns : Returns of premium allowed under a Hull Policy, notably when the vessel insured is laid up.