SAP IMG Path :- SAP Reference IMG (F5) > Financial Accounting > Financial Accounting Global Settings > Tax on sales/purchase > Postings > Assign tax codes for non taxable transactions.
Transaction Code: – OBCL
Select position button and enter your company code
Update Input tax (V0 – 0% input tax) and output (A0 – 0% Output tax) indicator for non-taxable transactions.
Choose save icon to save the data. Successfully you have assigned tax codes for non-taxable transactions in SAP.