(1) A co-decision-maker shall, within 12 months after registration of the co-decision-making agreement appointing him or her, and thereafter at intervals of not more than 12 months, prepare and submit to the Director a report in writing as to the performance of his or her functions as such co-decision-maker during the relevant period.

(2) Every report submitted to the Director pursuant to this section shall be approved by the appointer and shall be in such form as shall be specified under section 31A and shall include details of all transactions relating to the appointer's finances which are within the scope of the co-decision-making agreement and details of all costs and expenses paid to and claimed by the co-decision-maker in the relevant period together with such other matters as are specified under section 31A.

(3) Where a co-decision-maker fails to submit a report in accordance with this section or submits an incomplete report, the Director shall notify the appointer and the co-decision-maker concerned of that failure or incompleteness and give the co-decision-maker such period of time as is specified in the notification to comply or submit a complete report.