RCM will not be applicable on purchase from URD.
Sec. 9(4) was amended by CGST Amendment Act, 2018. It specifies that RCM u/s 9(4) will be applicable to specified class of registered persons in respect of supply of specified categories of goods or services from an unregistered supplier.
This amendment was made effective from 01.02.2019 vide Notification No. 02/2019 – Central Tax, dt. 29.01.2019.
For real estate sector certain goods/services has been notified for RCM u/s 9(4) vide Notification No. 07/2019-Central Tax (Rate) ,dt. 29-03-2019