4.—(1) To the extent provided for by paragraph (2) an employer is excused from paying a penalty under section 15 of the 2006 Act if —
(a)the employee or prospective employee produces to the employer any of the documents or combination of documents described in list B in the Schedule to this Order; and
(b)the employer complies with the requirements set out in article 6 of this Order.
(2) Subject to article 5 an employer will be excused under this article from paying a penalty under section 15 of the 2006 Act for a period of twelve months, beginning with the date on which the employee produced the document or combination of documents.