Chennai, April 22 -- The main Opposition AIADMK staged a walk out from the Tamil Nadu Assembly after Speaker M.Appavu refused permission to its Leader to speak on Tuesday after heated arguments with the Chair.

Soon after Question Hour, when the debate on the demand for grants for Electricity, Prohibition and Excise department was taken up, Leader of the Opposition and AIADMK General Secretary Edappadi K Palaniswami rose to speak.

However, the Speaker refused permission stating that his name does not figure in the list of members who were scheduled to speak on the debate.

Mr Palaniswami also sought to know why the House was afraid on allowing him to speak on the debate (in the context of the R 1,000 crore scam unearthed by ED during th...