The Universal Credit, Personal Independence Payment, Jobseeker’s Allowance and Employment and Support Allowance (Decisions and Appeals) Regulations (Northern Ireland) 2016

3.  Where a relevant change of circumstances results, or is expected to result, in a reduced award and the Department is of the opinion that it is impracticable for a superseding decision to take effect from the day set out in paragraph 1, that superseding decision takes effect—

(a) where the relevant change has occurred, from the first day of the benefit week following that in which that superseding decision is made; or

(b) where the relevant change is expected to occur, from the first day of the benefit week following that in which that change of circumstances is expected to occur.