This discussion clarifies the Goods and Services Tax (GST) audit limit based on turnover for the Financial Year 2018-2019. For this period, the threshold for mandatory GST audit has been raised to ₹5 crores. If your business's total turnover at the PAN level exceeded this amount, you are required to undergo a GST audit.
GST audit limit for F.Y 2017-18 is turnover exceed 2 crores, or For F.Y 2018-19 it's increased to 5 crores from 2 crores. So, For F.Y 2018-19 , GST audit limit is 5 crores