Why does SAP show no taxes allowed for account?

This error occurs when the G/L account is not configured to allow tax postings in FS00 under tax category settings.

How to fix tax not allowed error in SAP?

Open FS00, select the G/L account, and maintain the correct tax category to allow input or output tax.

Tax category defines whether a G/L account allows tax postings such as input tax, output tax, or no tax.

Transaction FS00 is used to configure tax category settings for G/L accounts in SAP.

Yes, this error can occur during MM postings if the linked G/L account does not allow tax postings.

SAP MM ERROR TUTORIALS-

✅ Error Cause-

The G/L account (110002) is configured with:

Tax Category = “Not allowed” or blank

But same time during posting:

System is trying to use Tax Code = F1 and Conflict → Error triggered

✅ MENING- G/L master → controls whether tax posting is allowed OR Tax code (like F1) → used in transactions (FB60, MIRO, FB50)

✅ 1)Solution- FS00

FOLLOW STEPS-

Select-Tcode- FS00

Select- Open G/L Account → 110002

Select- Control Data tab

Select- TAX CATEGEORY - (*) ALL Tax Type allowed OR + → Only input tax AND - → Only output tax

Save

✅ 2)Solution- Remove Tax Code from Transaction

FOLLOW STEPS-

If tax is NOT required

Using of tcode FB50 / FB60 / MIRO

and Remove:Tax Code (F1)

Save