Self-liquidating loan (III): Designed to generate income that can repay the entire loan within the same season or financial year. Common in agriculture for short-term crops.
Unsecured loan (I): Based on the borrower's creditworthiness, with no collateral required. Typically issued on trust and financial history.
Chattel loan (IV): A loan secured by movable property (chattel), such as machinery or livestock, which serves as collateral.
Key loan (II): A type of loan issued against the control of produce (like food grains) stored under the lending institution, often used in agricultural marketing.