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

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.

With congestion pricing now in effect in New York City, many commuters may be asking how do the new tolls work?Most already know about the $9 toll to enter Manhattan at or below 60th Street, in what's called the Congestion Relief Zone,