Composite and Mixed Supply

Piyush Shirodkar (CA Final Student) (1358 Points)

20 August 2018  
A supplier purchases a gold chain and a gold pendent for resupply purpose. In that pendent, a diamond is embossed.

So will that constitute composite supply or mixed supply?

And which rate to be used even for diamond embossed in gold pendent?

And which rate to be used for making charges?