The opposition members staged a sit-in protest in the House leading to the adjournment of the session.
CPI(M) veteran V S Achutanandan, on whose complaint the case was registered, made it clear that the opposition would continue its agitation inside and outside the House to expose the UDF government's "corruption".
The nonagenarian leader also demanded re-investigation as the probe by the Vigilance Department was a "farce".
Speaker N Sakthan repeatedly asked the members to abstain from creating a scene and return to their seats after which he rushed through other business of the day.
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Replying to the notice, Home Minister Ramesh Chennithala said the government was unable to go into the merit of the report as the matter was subjudice and pending before the court.
"The Vigilance has conducted a fair and impartial inquiry into the case. The agency filed its final report after a detailed investigation of seven months by eliciting evidence from various persons directly or indirectly involved in the issue," he said, adding, "let the court decide on the matter."
The minister said it was a usual practice for investigating agencies to seek legal advise before filing a final report and it was not to help Mani.