Article 41 Security for charges

The Authority may 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, and where such a person fails to deposit or guarantee the sum of money required the Authority may detain the vessel in the port or goods on or in port premises, in respect of which the charge has been or will be incurred, until the requirement has been complied with or the charge paid.