Article 4 Administration costs
An authority’s subsidy for the year shall include an amount calculated by reference to the costs of administering rebates or allowances being—
(a)
for a new town corporation, the Scottish Special Housing Association, or the Development Board for Rural Wales, 100%; and
(b)
for an authority other than one specified in paragraph (a) of this article—
(i)
in England, 60%,
(ii)
in Scotland, 65%,
(iii)
in Wales, 70%,
of costs reasonably incurred by the authority during the year in administering its scheme.