12 April 2017
Thanks sir because as per the draft Invoice Rule where it clearly mention of it but as per the revised draft rule its don't say any think about it thats why I am asking it.
so its means that their is no Validity for Invoice Reference No.
14 April 2017
As per Draft Rules on Electronic Way Bill ,there is provisions for Invoice Reference number which will remain valid for the period of thirty days from the date of uploading of the tax invoice