CHANDURKAR, J. :- This is a petition filed under Sections 397 and 482 Cr. P. C. as well as under Article 227 of the Constitution of India and is directed against an order made by the Additional Chief Metropolitan Magistrate, 3rd Court Esplanade, Bombay, on 24th April, 1978, directing that a letter of request might be issued to the District Court of the United States for the Western District of Washington (U. S. A.) to get the necessary documents from a bank in America.

2. The present petitioner who is a partner of M/s. Pillman Aircraft Co. is alleged to have a savings account in the Washington Mutual Savings Bank, Seattle, Washington, U. S. A., being account No. 121730. The Central Bureau of Investigation at whose instance the impugned order is made by the Magistrate is investigating into an offence under Sections 120-B, 162 and 163 of the Indian Penal Code against M/s. Pillman Aircraft Co. Bombay, and its partners. According to the investigating agency, the Pillman Aircraft Co. and its partners had entered into an agreement with the Boeing Company, Seattle, U. S. A. every year during the period 1969 to 1976 to work as their consultants in India for promoting the sale of Bo