This document provides an overview of value added tax (VAT) and considerations for businesses implementing VAT in GCC countries. It discusses what VAT is, how VAT works by being applied at each stage of the supply chain and ultimately paid by the end consumer, different types of VAT supplies (taxable, exempt, zero-rated), and key compliance requirements including mandatory registration, calculating and reporting VAT via periodic returns, and record keeping requirements. The document is intended to help businesses successfully implement VAT and manage requirements post-implementation.