Article 23 Deposit for charges

The Authority may, if it thinks fit, require a person who incurs or is about to incur a charge to deposit with it, or to guarantee, such sum of money as is, in the opinion of the Authority, reasonable having regard to the amount or probable amount of the charge.

Where such a person fails to deposit or guarantee the sum of money required, the Authority may detain in the port the vessel or goods to which the charge relates, or refuse entry to, or require removal from the port of the vessel or goods, until the requirement has been complied with or the charge paid.

Where such a person deposits the sum of money required, the Authority must return the surplus to that person within a reasonable time if—