2527975 - VAT Registration Number is Invalid

You are trying to add a Tax Number in the Tax number Facet of an Account but getting the error: `VAT Registration Number is Invalid`.

1. Go to Customers work centre.
2. Go to Accounts View and open account XYZ (XYZ Represents Account ID).
3. Go to Tax Number Facet.
4. Click on Add.
5. Fill Tax Country: example IE - Ireland.
6. VAT Registration Number: 1.
7. Tax Number: ABC (ABC represents the Tax ID).
8. Error is being raised: `VAT registration number is invalid`.

The issue occurs because for some countries the validation is not enabled yet, except for the below countries.

• AR Argentina.
• AT Austria.
• AU Australia.
• BA Bosnia-Herz.
• BE Belgium.
• BR Brazil.
• CA Canada.
• CH Switzerland.
• CL Chile.
• CO Colombia.
• DK Denmark.
• DZ Algeria.
• EG Egypt.
• ES Spain.
• FI Finland.
• FR France.
• GB United Kingdom.
• GR Greece.
• HR Croatia.
• IL Israel.
• IN India.
• IT Italy.
• KR South Korea.
• LI Liechtenstein.
• MA Morocco.
• MX Mexico.
• NL Netherlands.
• NO Norway.
• NZ New Zealand.
• PE Peru.
• PT Portugal.
• SE Sweden
• SI Slovenia.
• VE Venezuela

The issue can solved by following the below steps:

1. Go to Business Configuration work center.
2. Implementation Project.
3. Open Activities list and search in  activities `Countries`.
4. Select the relevant country example: `Ireland` and go to Tax Attributes.
5. Un-flag `Tax field check enabled `.
6. Perform the same for the counties where you have issues.
7. Save and Close.

KBA , LOD-CRM-ACC , Account , How To