xmlns:atom="http://www.w3.org/2005/Atom"
4.4Any scheme costs mentioned in rule 4.1(f) are shared among the flats—
(a)where the costs relate to common insurance arranged by virtue of rule 3.1(e), in such proportions as may be determined by the owners by virtue of that rule, or
(b)where the costs relate to common insurance arranged by virtue of a tenement burden, equally,
and each owner is liable accordingly.