(1)A policy statement issued under section 147(1) must set out—
(a)how the local authority proposes that social services functions should be exercised differently from the requirement in the relevant code, and
(b)the authority’s reasons for proposing that different course.
(2)An authority that has issued a policy statement may—
(a)issue a revised policy statement;
(b)give notice revoking a policy statement.
(3)A policy statement (or revised statement) must state—
(a)that it is issued under section 147(1), and
(b)the date on which it is to take effect.
(4)An authority that issues a policy statement (or revised statement), or gives a notice under subsection (2)(b), must—
(a)arrange for the statement or notice to be published;
(b)send a copy of the statement or notice to the Welsh Ministers.