U throw cigarette while driving...can be fine for littering under NEA act..if the cigarette kena people and cause other road user to be in danger like swerving,skidding into other lane or even accident due to trying to avoid the cigarette butt..can be charge for rash act if im not wrong..same principal like throwing empty bottle down from ur corridor or window...nvr hit people..littering..kena people..rash act.. can be charge under sec 336 of penal code.
Punishment for act which endangers life or the personal safety of others:
In the case of a rash act, with imprisonment for a term which may extend to 6 months, or with fine which may extend to $2,500, or with both;
If e person die due to ur rash act.. pray hard lor..