It was the first arrest of serving soldiers for the worst sectarian violence since 2014. It was not immediately clear if any more senior officers are suspected. At least two ex-military officials have also been arrested.
Scores of mosques, Muslim homes and businesses were destroyed as Buddhist mobs ran amok for three days early last month in Kandy, a district previously known for its diversity and tolerance.
An officer at the police spokesman’s office told Reuters 342 suspects have been arrested. The corporals were arrested on Monday.
Muslims comprise about nine percent of Sri Lanka’s population of 21 million. Buddhists make up about 70 percent and Hindus about 13 percent.