An Act amending Titles 74 (Transportation) and 75 (Vehicles) of the Pennsylvania Consolidated Statutes, in Multimodal Fund, further providing for use of money in fund; in preliminary provisions relating to aviation, further providing for definitions and for Aviation Restricted Account and providing for Aviation Trust Fund; in authority of Department of Transportation, further providing for authority of department; in obstructions to aircraft operation, providing for prohibited conduct; in airport operation and zoning, providing for abandoned or derelict aircraft and further providing for power to adopt airport zoning regulations; in aviation development, further providing for service fees, for tax on aviation fuels, for allocation of funds, for agreement of maintenance and for tax on jet fuels and providing for tax on alternative aviation fuels and for aviation fees; in liquid fuels and fuels tax, further providing for imposition of tax, exemptions and deductions, for distributor's report and payment of tax, for disposition and use of tax and for refunds; imposing fees; imposing penalties; making transfers; abrogating regulations; and making editorial changes.