22. (1) Where a regional assembly intends to make a regional spatial and economic strategy in accordance with section 24, or to review an existing strategy under section 26, it shall, as soon as may be, consult with all the planning authorities within the region (or part thereof, as the case may be) in order to make the necessary arrangements for making the strategy.

(2) (a) A planning authority shall assist and co-operate with a regional assembly in making arrangements for the preparation of a regional spatial and economic strategy and in carrying out the preparation of the strategy.

(b) The provision of assistance under paragraph (a) shall include the provision of financial assistance, the services of staff and the provision of accommodation, where necessary, and the regional assembly and planning authorities concerned shall agree on the provision of such assistance based on the proportion of the population of the area for which the regional spatial and economic strategies are prepared who are resident in the functional areas of the planning authorities concerned.

(c) In the absence of agreement under paragraph (b), a regional assembly may request the relevant planning authorities to provide assistance under this section, and the request shall be based on the proportion of the population of the area for which the regional spatial and economic strategies is prepared resident in the functional areas of the planning authorities concerned, and a planning authority shall not refuse a reasonable request for assistance.]