In accordance with the provisions in Article 53.1 of the Anti-Dumping Regulations, any definitive anti-dumping duty shall be terminated on a date not later than five years  from  its  imposition,  unless  the  authorities  determine,  in  a  review  initiated before that date on their own initiative or upon a duly substantiated request made by or on behalf of the domestic industry within a reasonable period of time prior to that date, that the expiry of the duty would be likely to lead to continuation or recurrence of dumping and material injury to SACU industry