(1)Part 1 of Schedule 3 makes provision for or in connection with imposing requirements on claimants for a jobseeker's allowance in cases where—
(a)they are dependent on, or have a propensity to misuse, any drug, and
(b)any such dependency or propensity is a factor affecting their prospects of obtaining or remaining in work.
(2)Part 1 of that Schedule also contains a power for the provisions concerned to apply in relation to alcohol.
(3)Part 2 of that Schedule makes similar provision in relation to claimants for an employment and support allowance.