The agency's Midtown bus terminal doesn't have enough room so hundreds of empty buses are forced to return to New Jersey to park between the morning and evening rush-hours.
The Port Authority of New York and New Jersey plans to spend more than $2 billion on building the new World Trade Center next year.
That's more than the agency will spend on construction at all of its airports, bridges, and other properties combined.
The Port Authority's board is scheduled to vote on the 2012 budget Thursday afternoon.
It sets aside $3.9 billion for capital improvements, but most of that money goes to the World Trade Center.
The Port Authority recently raised bridge and tunnel tolls to help pay for construction at the World Trade Center and other sites.
The AAA is going to court to fight back. It says the Port Authority is milking motorists for money and should be using more of those funds for roadway projects.