A home extension loan is a type of housing finance that helps homeowners fund the expansion of their existing property, such as adding extra rooms, floors, or living space. It is usually offered to individuals who already own a house and need additional funds for structural improvements. The loan amount depends on the property value, construction plan, and repayment capacity, and it often comes with interest rates similar to standard home loans. Repayment is done through EMIs over a fixed tenure, and proper approvals or permits may be required before construction. These loans are provided under housing finance guidelines regulated by the Reserve Bank of India.