A Manhattan judge on Friday allowed the adjournment in contemplation of dismissal, which means the troubled actress does not have to admit guilt. She must attend counseling twice a week for six months.
The "Hairspray" actress didn't appear in court. An affidavit filed on her behalf by attorney Gerald Shargel said she understood the agreement.
Bynes was charged last spring with reckless endangerment and marijuana possession after building managers called police because they said she was smoking pot in the lobby of her Manhattan apartment. When officers entered her 36th-floor apartment, they said they saw her heave a bong out the window.
