This section applies in relation to a local authority in Wales.
A local authority must, for the purpose of securing that air quality standards and objectives are achieved in an air quality management area designated by the authority—
An action plan is a written plan that—
An action plan must also set out how the local authority will exercise its functions to secure that air quality standards and objectives are maintained after they have been achieved in the area to which the plan relates.
An action plan must—
A local authority—
A local authority must send copies of revisions prepared under subsection (6) to the Welsh Ministers for approval.
An action plan, or a revision to an action plan, does not take effect unless the plan or revision is approved (with or without modifications) by the Welsh Ministers.