RCW 28A.160.190: Student transportation allocation—Notice—Payment schedule.

The superintendent shall notify districts of their student transportation allocation before January 15th. The superintendent shall recalculate and prorate the district's allocation for the transportation of pupils to and from school.

The superintendent shall make the student transportation allocation in accordance with the apportionment payment schedule in RCW 28A.510.250. Such allocation payments may be based on the prior school year's ridership report for payments to be made in September, October, November, December, and January.