Upon receipt of a district’s triennial progress report and plan revisions prepared pursuant to subdivision (b) of Section 40924, the state board shall determine whether the district has achieved the minimum rate of progress under Section 40914 or as adjusted by the board pursuant to Section 41503.1. The state board shall require the adoption of one or more contingency measures when the minimum rate of progress has not been achieved, unless the district demonstrates to the satisfaction of the state board that the discrepancy will be corrected and the deficiency restored during the next reporting period.