The toll, known as congestion pricing, is meant to reduce traffic gridlock in densely packed Manhattan while also raising money to help fix the city’s ailing public transit infrastructure. It formally took effect Sunday.

The first weekday of New York City's congestion pricing policy saw lighter-than-expected traffic, but questions remain whether the $9 peak-hour toll is responsible. The MTA estimates the fee could keep 100,

MTA Chair Janno Lieber said it has been a smooth ride Monday on the first weekday of congestion pricing. Fort Lee's Mayor Mark Sokolich says it's too soon to draw any conclusions.