(1) For the purpose of securing the detention of any vessel or aircraft under any power or duty conferred or imposed by any customs enactment, or for the purpose of securing compliance with any provision of any such enactment—
(a) the proper officer may at any time refuse clearance of any vessel or aircraft; and
(b) where clearance has been granted to a vessel or aircraft, any officer may at any time while the vessel is within the territorial sea of Saint Lucia, or the aircraft is at a customs airport, demand that any clearance granted be returned to him or her.
(2) Any demand for the return of a clearance may be made either orally or in writing to the master of the vessel or the commander of the aircraft, and if made in writing may be served—
(a) by delivering it to him or her personally;
(b) by leaving it at his or her last known place of abode or business in Saint Lucia; or
(c) by leaving it on board the vessel or aircraft with the person appearing to be in charge or command of the vessel or aircraft.
(3) Where a demand for the return of a clearance is made under subsection (2)—
(a) the clearance becomes void; and
(b) if the demand is not complied with, the master or commander commits an offence and is liable to a fine of $5,000.