Yes thats True !
Submitting postals for (ICWAI) ICAI for Intermediate is no longer mandatory
You can check the earlier Notification, Kolkata 17th November 2008 on pg 5, Regulation 30 (2)(a)- for Coaching Completion Certificate to be mandatorily submitted for appearing in the ICWAI - Inter examinations
It has been omited now by New Notification, Kolkata the 25th May 2012 under Regulation 8.
Therefore, obtaining Coaching Completion Certificate is no longer mandatory condition for appearing in the examination under new Regulation.