The first congestion pricing plan in the U.S. has begun, charging most drivers $9 a day to enter the lower half of Manhattan. The long-debated plan is projected to raise up to $800 million a year for the city's aging public transit system.

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.

The countdown to congestion pricing in New York City is over. Drivers now must pay a toll to enter Manhattan south of 60th Street.

While commercial trucks entering Manhattan will be charged depending on the truck size and time of day, there are workarounds.

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.

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

NYC congestion pricing will charge drivers to enter Manhattan starting i 2025. Here's what to know about how much it will cost.

New York City, a bustling metropolis with eight million people all trying to get somewhere, has now put a price on cars entering part of Manhattan, the first of its kind in North America. Could Toronto,

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.

Congestion pricing is in effect in New York City. Political leaders in New Jersey are looking into what they might be able to do next against the program, as it got underway. CBS News New York's Christine Sloan and Natalie Duddridge have team coverage.