The program had defied many obstacles over the course of decades. It debuted over the weekend on what seemed to be a successful first day.

With the tolls now in effect, here's what drivers need to know about the price. How much does congestion pricing cost for cars? For most drivers, it costs $9 to enter Manhattan's

Explore NYC's congestion pricing initiative aimed at reducing traffic congestion and enhancing urban air quality for a greener city.

The program is the target of several lawsuits and of President-elect Donald J. Trump, who said he will end it permanently once he takes office on Jan. 20.

Monday marked the first weekday that thousands of drivers in New York paid congestion price fees when entering parts of Manhattan. Passenger vehicles will now pay as much as $9 to drive past 60th Street during peak hours.

Here’s how congestion pricing affects visitors coming to the Big Apple. If you’re planning to use Uber, Lyft, or other rideshare services, you’ll be charged an additional $1.50 per trip if you enter Manhattan’s Central Business District. The cost of the toll falls on the passenger, not the driver.

Some elected officials and experts believe tolls to alleviate traffic congestion in Chicago. Suzanne Le Mignot reports.

I spent nearly 50 years benefitting from the phenomenon of transportation supply creating its own demand. The more lanes we built, the more work there was for us to do. Now I spend most days thinking about how to manage demand. With good intentions, we left a few messes for others to fix.

New York City's congestion pricing went into effect in the center of Manhattan on Sunday, one day after a federal judge rejected a request from New Jersey officials to halt the program.