The 21-year-old "What Do You Mean" singer is off formal probation in the case, reported Aceshowbiz.
In the probation officer report, Donny Gomez, who runs Volunteers of America where Bieber put in the time, praised the singer's attitude.
"Justin is a great worker and he had no problem getting his hands dirty and moving heavy objects." he said.
The "Baby" hitmaker picked up garbage and painted walls. Apart from completing his hours, he also paid USD 90,000 in restitution.
"He was a great influence to our clients and a pleasure to have. I truly believe he has learned his lesson and will be a productive member of society and a great human being," Gomez added.
In 2014, Justin pelted a neighbor's home with eggs.In July, he pleaded no contest to a misdemeanor vandalism.
