The standard of Parliament has been called into question as Green MP Julie Anne Genter undergoes disciplinary action.
Ms Genter confronted Minister Matt Doocey on Wednesday.
She has until midday Monday to make any representations to the Speaker, before he decides if she will be referred to the Privileges Committee.
Former speaker of the house Sir Lockwood Smith says Parliament standards have slipped.
"Members of Parliament are meant to be seen as leaders, if you like. How they behave is important, because they should behave in a way that you'd expect of leaders."
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