Ser only allowed to use the vat number that exists in the authentication certificate

[idaoud]

Clearing B2B Invoices

Dear @Hadi Kindly note that developer portal is to modify the onboarding process, however you need to do the onboarding process in simulation environment at first after that move to production. Please refer to fatoora simulation portal especially to API Documentation to find the exact APIs to used, since you are using a wrong endpoint. Additionally, our recommendation after reviewing the educational library shared on ZATCA site Educational library (zatca.gov.sa) to start a full onboarding pro…