Do I need to add a purpose code for all property-related payments?

Yes. This requirement applies to all property purchases made via CHAPS payments. This includes residential and commercial property transactions. 

 

Property codes for specific payments – examples/guidance
Code Payment examples
PCOM

Stamp duty & service charge

 

Planning consultants & third-party fees, NHBC certificate costs, indemnity payments

HLST

Option fee

PDEP

The final payment of a property purchase would be PCOM, but if it were a deposit relating to the property purchase, then that would be PDEP

PLRF  

Lease extension and freehold claims