( 1 ) THIS writ petition filed under Article 226 of the Constitution of India read with Section 482 of the Criminal Procedure Code (hereinafter referred to as the Code ) is directed against First Information. Report bearing crime No. RCI (A)/90/acu-IV registered against certain unnamed persons and three named persons, namely, S/shri Martin Ardgo, former President of Bofors A. B. (for short called bofors ), G. P. Hinduja of London and the petitioner W. N. Chadha @ Win Chadha alleging commission of offences under sections 120b read with Sections 161, 162, 163, 164 and 165a of the Indian Penal Code read with sections 5 (2)/5 (l) (d) and 5 (2)/5 (l) (c) of Prevention of Corruption Act, 1947 read with sections 409, 420, 463 and 471 of the Indian Penal Code. In the writ petition the petitioner, inter alia, has prayed for quashing of the aforesaid First Information Report and the proceedings and the orders passed thereon and arising therefrom including the letter rogatory issued by the Special Judge, Delhi. The facts of the case briefly stated are that the petitioner, who is a citizen of India and is residing and working for gain at Dubai had arrangement with Bofors of Swede