Dayakishan alias Vijay, Rajesh and Pawan were arrested based on a complaint that a large quantity of oil was being stolen from the pipeline near Kilorad village in Sonipat district, a police spokesman said here today.
Police arrested the trio after they were found roaming around suspiciously in the area, he said.
The spokesman said the accused have confessed to having stolen oil from the pipeline, and added that other persons involved in the crime would soon be arrested.