Why aren't my CertCapture Certificates applying to my transactions in Netsuite?

Overview

I have certificates for customers in CertCapture that are still getting tax calculations in Netsuite and I need to know why

Environment

Avalara Avatax

CertCapture 6.0

Netsuite

Resolution

Check to make sure that the Customer Code that is being passed over on transactions is sourced from the same field you are utilizing for your Customer Number in CertCapture