New Delhi, Nov 11 (PTI) With the hawala scam of former Jharkhand Chief Minister Madhu Koda turning murkier, Letters Rogatory is likely to be issued to various countries including Switzerland as part of the probe into the alleged multi-crore illegal investments case against him and his associates.

Official sources said the Directorate is currently preparing the necessary paperwork needed to send out the Letters Rogetory (LR) to Indonesia, Thailand, Liberia, UAE and Switzerland to get information on alleged investments including acquisition of properties there by Koda and his partners.

They said the ED has already sent out 'source information' to all the above mentioned countries based on seized documents including certain papers suggesting secret swiss bank accounts.