Automatic Investment Plan (AIP)

An Automatic Investment Plan (AIP) is a systematic savings and investment arrangement in which a fixed amount is automatically debited from an investor's bank account at regular intervals — daily, weekly, monthly, or quarterly — and invested in a predetermined financial instrument such as a mutual fund, ETF, or recurring deposit, without requiring manual intervention for each investment cycle. In Indian mutual fund terminology, the Systematic Investment Plan (SIP) is the most widely used form of AIP — enabling investors to automate their monthly equity or debt fund contributions through ECS (Electronic Clearing Service) mandates or NACH (National Automated Clearing House) instructions linked to their bank accounts. The AIP mechanism eliminates the most common behavioural barrier to systematic investing — the tendency to skip or delay investments during periods of market uncertainty or personal financial distraction. By automating the investment, the AIP enforces financial discipline and ensures rupee cost averaging benefits are captured consistently across market cycles. In India, AMFI's data shows that SIP auto-debit success rates have consistently improved — with over 90 lakh active SIP mandates processing monthly contributions above ₹20,000 crore by 2024. Modern AIP setups in India are easily managed through banking apps and broker platforms — investors can pause, modify, or cancel SIP mandates online without visiting the branch, making automated investing both accessible and flexible for India's growing retail investor base.