Section 21682.5 Of Article 4. Aeronautics Fund From California Public Utilities Code >> Division 9. >> Part 1. >> Chapter 4. >> Article 4.

. The department shall pay, from the Aeronautics Account to the Transportation Planning and Development Account in the State Transportation Fund, a sum equal to the pro rata share of the comprehensive transportation duties attributable to aviation planning and research, as determined by the Director of Transportation.