The searches are being carried out in Maler Kotla area of Sangrur district in connection with the case against the Amargarh MLA Jaswant Singh Gajjan Majra, with location being his ancestral home.
General J J Singh is the second Army chief after Gen V K Singh who has joined the BJP.
While Radha Krishna Pattanaik is currently Secretary of State Law department, Sashikanta Mishra is District Judge, Ganjam.
Prime Minister Narendra Modi in a tweet said Jaswant Singh Ji served our nation diligently, first as a soldier and later during his long association with politics.
CRPF Constable Jaswant Singh, killed on Saturday by militants in Jammu and Kashmir, was cremated on Sunday with full state honours at his village near here in Haryana.