As soon as the house assembled at 11 a.m., members of the Bharatiya Janata Party (BJP) raised the issue of the missing files.
BJP leader Ravi Shankar Prasad said Prime Minister Manmohan Singh should make a statement on the issue.
The house was first adjourned for 10 minutes on this issue.
When it met again, Coal Minister Sriprakash Jaiswal rose to make a statement following which BJP members disrupted the house again forcing it to be adjourned till noon.
Jaiswal Saturday admitted that some files related to coal blocks allocations had gone missing.
--IANS (Posted on 20-08-2013)