HSN coad for sales commission

hsn code 9961

Commission is A Service sector under GST. It's have SAC code not have HSN code....

Also we have few of the Commission related activities...

So, If you will ask specifically for Your Commission Business then We will try to reply correct code...

Otherwise You can search the following codes...
9972....
9962....
9961....
9983....
9954....
9986....

Sales commission is a service and is classified under the Services Accounting Code (SAC) system for taxation purposes. 
The SAC code for sales commission is 996111.
996111 - Services provided for a fee/commission or contract basis on wholesale trade.