23.—(1) In this Part a “work availability requirement” is a requirement that a claimant be available for work.
(2) For the purposes of this Article “available for work” means able and willing immediately to take up paid work (or more paid work or better-paid work).
(3) Regulations may impose limitations on a work availability requirement by reference to the work to which it relates; and the Department may in any particular case specify further such limitations on such a requirement.
(4) A limitation under paragraph (3) may in particular be by reference to—
(a)work of a particular nature,
(b)work with a particular level of remuneration,
(c)work in particular locations, or
(d)work available for a certain number of hours per week or at particular times,
and may be indefinite or for a particular period.
(5) Regulations may for the purposes of paragraph (2) define what is meant by a person being able and willing immediately to take up work.