The Council Tax Reduction Schemes and Prescribed Requirements (Wales) Regulations 2012

10.  If the applicant—

(a)owns the freehold or leasehold interest in any property or is a tenant of any property; and

(b)occupies a part of that property; and

(c)has an agreement with another person allowing that person to occupy another part of that property on payment of rent and—

(i)the amount paid by that person is less than £20 per week, the whole of that amount; or

(ii)the amount paid is £20 or more per week, £20.