At 3 a.m. Sunday, cash tolls on the George Washington Bridge, Holland Tunnel, Lincoln Tunnel, Goethals Bridge, Bayonne Bridge and Outerbridge Crossing rose from $8 to $12.
For trucks it'll be $13 per axle.
The agency had originally proposed even steeper toll increases, but was forced to scale back after the governors of New York and New Jersey threatened to veto them.
The Port Authority's coffers have been hit hard by security-related projects following the 9/11 attacks, a drop in revenue caused by the global economic slump, and the $11 billion World Trade Center complex.
