Requestor may check if the entity is GST registered in Singapore. GST registration is not compulsory for many smaller companies and entities which do not meet the threshold revenue amount.
Check if the entity is GST registered using UEN/ GST Reg No./ NRIC at default.aspx?target=MGSTListingSearch
In the Direct Credit Authorisation Form, there is “Tax Residency” which differs from GST registration.