# Vertex integration with IntuBu

Status: **On the roadmap** · Category: Tax & Compliance · Canonical: https://intubu.intuitivecapital-dai.com/integrations/vertex

Enterprise-grade tax determination including VAT and GST.

## How it works

OAuth 2 against Vertex Cloud. Called at document save like AvaTax, with VAT treatment resolved from the customer's registration country and validated VAT number.

## Why it matters

Cross-border VAT is where mid-market businesses outgrow simple rate tables.

## What moves

- tax_quote
- transaction