BEIRUT, May 12 (Reuters) - Lebanon's army said on Monday it would use force if necessary to impose law and order in the country from Tuesday.

"Army units will halt violations... in accordance with the law, even if that leads to the use of force," a military statement said. It said the army would start implementing the order from 6 a.m. (0300 GMT) on Tuesday. (Writing by Nadim Ladki; editing by Andrew Dobbie)