xmlns:atom="http://www.w3.org/2005/Atom" xmlns:atom="http://www.w3.org/2005/Atom"
Prospective
(1)The appropriate national authority may by regulations suspend (or later revive) the operation of any duty imposed by virtue of section 279.
(2)Such regulations may provide for the suspension of a duty to take effect only for a period specified in the regulations.
(3)A duty which is (or is to any extent) revived after being suspended may be suspended again.