Regulation 5 Circumstances in which a person is treated as being or as not being in Northern Ireland
(1)
A person shall be treated as being in Northern Ireland if, on the date of claim—
(a)
he is present and ordinarily resident in Northern Ireland;
(b)
his partner, if he has one, is ordinarily resident in the United Kingdom;
(c)
his earnings derive at least in part from remunerative work in the United Kingdom or the Republic of Ireland; and
(d)
his earnings do not wholly derive from remunerative work outside the United Kingdom or the Republic of Ireland nor do the earnings of his partner, if he has one.
(2)
A person shall be treated as not being in Northern Ireland during any period for which he, or his partner, is entitled to be paid disability working allowance or family credit under the law of Great Britain.