Calculation of income on a weekly basis
21.—(1) Subject to regulations 26 (disregard of changes in tax, contributions etc), and 69 and 70 (calculation of weekly amounts and rent or rate free periods) for the purposes of section 20(7)(c) of the Act (conditions of entitlement to housing benefit) the income of a claimant shall be calculated on a weekly basis–
(a)by estimating the amount which is likely to be his average weekly income over the benefit period in accordance with this Chapter and Chapters III to V of this Part; and
(b)by adding to that amount the weekly income calculated under regulation 45 (calculation of tariff income from capital).
(2) For the purposes of paragraph (1) “income” includes income derived under regulations 27(3), 34 and 35 (charitable or voluntary payments, capital treated as income and notional income).