What is the threshold limit for GST Registration in case of Rent Income Recieved?

Reply— 

As per Notification no. 12/2017 (central tax rate) dated 28.06.2017 " Services by way of Renting of Residential Dwelling for use as residence" is exempted from GST. 

Renting of immovable property for Commercial purpose attract 18% GST rate under SAC code 9972. If turnover is more than Rs. 20 lakhs, such person will be required to take registration under GST.