Sleuths of the Central Bureau of Investigation (CBI) today conducted raids on the premises of Hiranandani brothers who have been accused of evading employees provident fund (EPF).A senior CBI officer said: "We have conducted raids on (premises of) Hiranandani brothers on charges of EPF evasion by underqouting the number of actual employees."The raids have been conducted at eight places belonging to Hiranandani brothers in the city, sources said.