3767313 - Error "Tax Code in Procedure OTXIN is Invalid" When Posting Billing Documents

• Error message when posting a billing document: "Tax code in procedure OTXIN is invalid." (OTXIN represents the Tax Pricing Procedure)
• Accounting document is not generated and the billing document remains in "To Be Posted" status.

SAP S/4HANA Cloud Public Edition

1. Open the Manage Billing Documents app.
2. Search for and select the relevant billing document.
3. Choose Post Billing Document.
4. The system displays the error "Tax code in procedure OTXIN is invalid" and does not create an accounting document.

Tax codes are not maintained for the TCS condition types JTCB, preventing determination of a valid tax code in procedure OTXIN during SD–FI posting.

1. Identify which TCS condition types are determined in the billing document pricing (for example JTCB).
2. Create or update the relevant condition records in the app "Set Tax rates - Sales" so that a valid tax code is maintained for those condition types in tax procedure OTXIN

• refer to: 3044927 - Steps to reproduce your issue - S/4HANA Cloud Public Edition
• refer to: 2563519 - S/4HANA Cloud Public Edition - How to create the perfect case
• refer to: 2838282 - What is a CB User?

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