This document provides an overview of Islamic finance structures. It begins by defining a contract in Islamic law and explaining that contracts must fulfill Shariah requirements. It then discusses the types of contracts used in early Islamic civilization and how some were deemed invalid while others were modified to align with Islamic principles. The document goes on to explain specific contract types like murabaha, mudaraba, and musharaka. It provides details on the mechanics and applications of murabaha contracts which are commonly used in Islamic banking and financing. The document aims to help readers understand Islamic finance contracts and their use in the Islamic finance industry.