(1)A linked savings arrangement is certified under this section if it is certified by the Treasury—
(a)as a linked savings arrangement, and
(b)in the case of an institutional arrangement, as meeting such requirements as the Treasury may specify for the purposes of this Chapter.
(2)The requirements which may be specified under subsection (1)(b) are such requirements as the Treasury consider appropriate.
(3)They may, in particular, relate to—
(a)the descriptions of individuals who may enter into contracts under an arrangement,
(b)the contributions to be paid by them, and
(c)the sums to be paid or repaid to them.
(4)Different requirements may be specified for—
(a)bank arrangements,
(b)building society arrangements, and
(c)European authorised institution arrangements.