(1)A local authority which is operating executive arrangements—
(a)may vary or replace the arrangements so that its executive arrangements provide for a different form of executive, and
(b)if it makes such a variation of the arrangements, may vary the arrangements in such other respects (if any) as it considers appropriate.
(2)The powers conferred by subsection (1) are exercisable in accordance with the following provisions of this Chapter.
(3)A local authority may not use the power conferred by subsection (1)(a) to vary or replace its executive arrangements more than once in any electoral cycle.
(4)For that purpose, a local authority is to be taken to use the power conferred by subsection (1)(a) at the time when the authority passes a resolution under section 38.
(5)In this section “electoral cycle”, in relation to a local authority, means each period that—
(a)begins with ordinary elections to the authority, and
(b)ends with the next ordinary elections to the authority.
(6)For the definition of “form of executive”, see section 53.