Of the political workers, three supported President Junius R. Jayewardene's United National Party and six the Sri Lanka Freedom Party, the officials said.
President Junius R. Jayewardene, who has governed since 1977, is prohibited by law from seeking another term and has said he will step down after a successor is sworn in.
The front called a four-day strike starting Monday to press its demands for the resignation of President Junius R. Jayewardene and his government.
Gunmen believed to be Sinhalese radicals killed the sister-in-law of former president Junius R.Jayewardene at a traffic intersection in downtown Colombo on Tuesday, police said.
The settlement was announced in New York by Junius Hoffman, a University of Arizona law professor named by the federal court in Seattle as settlement master for the class action litigation.
In Colombo, President Junius R. Jayewardene called a meeting with the powerful Buddhist clergy who have been calling for him and his Cabinet to resign.
President Junius R. Jayewardene's party was declared the winner Friday in two regional elections marred by violence, and Sinhalese extremists killed two candidates in another election scheduled next week.
Former President Junius R. Jayewardene tried to end the Tamil secession with an India-mediated peace accord in 1987, but it led to a Sinhalese backlash that was spearheaded by the front.
President Junius R. Jayawardene's government invoked the emergency laws declaring all shops, transport and health agencies as essential services.
The People's Liberation Front, a radical Sinhalese group, called strikes throughout the country two weeks ago in an attempt to force President Junius R. Jayewardene to dissolve Parliament and resign.
Junius W. Peake, chairman of the Peake/Ryerson Consulting Group, says exchanges "shouldn't be clubs" with members, but public utilities that grant wide access.
Premadasa had opposed the accord, which was signed by his predecessor, Junius R. Jayewardene.
He is to meet President Junius R. Jayewardene on Tuesday.
The Sri Lankan government is now under fire from the opposition and amid the tension and bloodshed President Junius Jayewardene has warned that elections might be in jeopardy.
Indian soldiers were sent to Sri Lanka in July 1987 to oversee a surrender of arms by Tamil guerrillas as part of an India-brokered accord between Tamil groups and the government of Junius R. Jayewardene, Premadasa's predecessor.
Previously, an affiliate of Unicorp Canada disclosed a stake of less than 5% in Nashua, according to Daniel M. Junius, Nashua's treasurer.
Prime Minister Ranasinghe Premadasa was the candidate of the ruling United National Party and mentor of President Junius R. Jayewardene, who is barred by the constitution from seeking a third term.