4.—(1) For the purposes of Article 29(2)(c) of the Order a person falls within a prescribed description of person if—
(a)he is in receipt of a qualifying benefit for a continuous period of not less than two years, and
(b)continuously for the whole of that period he satisfied any one or more of the following conditions—
(i)he is undergoing a course of training for which a training allowance is payable;
(ii)he is available or treated as available for employment under regulation 9 of the Income Support Regulations or under regulations made under section 25A(1)(a) of the Benefits Act;
(iii)he is a carer;
(iv)he is a lone parent.
(2) For the purposes of paragraph (1)(a) in determining whether a person has been entitled to a qualifying benefit for any period, any benefit week on any day of which that person was entitled to unemployment benefit shall be treated as a period throughout which that person was entitled to a qualifying benefit.
(3) For the purposes of paragraph (1) in determining whether there has been a continuous period of not less than two years where a person has periods throughout which he is a qualifying person separated by breaking periods, the periods throughout which the person is a qualifying person shall be aggregated together and treated as a single period, and the intervening breaking periods shall be excluded in the computation of that single period.
(4) In this regulation “qualifying person” means a person who is entitled to a qualifying benefit and is of a description specified in paragraph (1).