The actor allegedly punched a man in New York's West Village neighborhood during the altercation.
An incensed Baldwin, 60, socked the 49-year-old victim in the head while he was feeding the meter, cops said. Representatives of Alec Baldwin has given no comment at this time.
Baldwin has enjoyed a new wave of popularity in the last two years for his impressions of Trump on TV sketch series "Saturday Night Live", winning an Emmy.
Israel army says did not know fatal Gaza strike targets were children
The boys' bodies were wrapped in Palestinian flags and carried by mourners who shot in the air as they chanted "God is Great". Alon Schvartzer, director of Policy for Im Tirtzu, said that they arrived to show solidarity with the people of the south.
Back in 2013, meanwhile, he was caught on camera shouting anti-gay slurs at a photographer outside his apartment in NY - this incident ended in the star's MSNBC show, Up Late With Alec Baldwin, being suspended and eventually cancelled. He infamously left a voicemail for his then-11-year-old daughter Ireland, calling her a "thoughtless little pig".
Mason confirmed to THR that the suspect in custody was Alec Baldwin and was being held at the 6th precinct station.
In 2011, the former "30 Rock" star was removed from an American Airlines flight after refusing to stop playing the game "Words With Friends" on his phone. He was arrested for disorderly conduct in 2014 and was acquitted following an alleged scuffle with a photographer in the 1990s.
A recording again came back to haunt Baldwin in 2013.