What is a Step-Up SIP? Learn How it Differs from "Constant" Monthly Investments

A Step‑Up SIP (also called a Top‑up SIP) is a mutual fund feature that automatically increases your SIP amount at fixed intervals (say annually) by a preset percentage or fixed rupee amount.

A Systematic Investment Plan (SIP) is a way to invest in a mutual fund scheme by putting a fixed amount of money into it at regular intervals, such as every month, week, or quarter. The selected amount is automatically deducted from the investor’s bank account on the chosen date and used to purchase units of the mutual fund. 

But what if an investor wants to increase the SIP amount every year to account for rising income and inflation? 

This is where a Step-Up SIP may be considered. It is a feature that allows the SIP amount to increase by a fixed amount or percentage at regular intervals, usually every year. Want to understand in detail? 

Read this article to learn what step-up SIP is, its different types, and working. Next, learn how it differs from a constant or ordinary SIP investment and how to step up SIP in an existing or fresh mutual fund scheme.  

A Step‑Up SIP is an “enhanced version” of a regular SIP where your monthly investment does not remain constant. Instead, it increases automatically based on the increment option you choose. 

Potentially, this feature maintains the real value of your investments and accelerates long‑term potential wealth creation.

Types of Step-Up SIP

As per general market understanding, a step-Up SIP is usually available in two different variants, where an investor can choose to:

• Either increase the SIP by a fixed percentage each year 

or

• Add a fixed rupee amount to the existing SIP. 

Let’s understand in detail:

A regular SIP and a Step-Up SIP both involve investing a fixed amount at regular intervals, but the primary difference is whether the contribution remains unchanged or increases over time. 

A regular SIP keeps the investment amount constant, while a Step-Up SIP allows the investor to increase the contribution at predetermined intervals. For more clarity, let’s understand the SIP vs Step-up SIP comparison in detail:

As per AMFI, a “SIP Top-Up” may be opted for at the time of SIP registration/renewal or during an existing SIP, subject to the scheme's facility and its terms. (Source: AMFI). 

However, the exact options, limits, and procedures can vary by AMC or investment platform. Still, for reference, consider the following two cases to step up an SIP:

Case 1: Adding Step-Up to an Existing SIP

If the mutual fund scheme and platform allow an existing SIP to be “modified”, you may follow these steps:

1. Log in to the mutual fund house or investment platform where the SIP is registered.
2. Go to SIPs/Investments and select the existing SIP.
3. Choose “Modify SIP” or a similar option.
4. Select the Step-Up/Top-Up facility, if available.
5. Enter the increase amount or percentage and select the applicable frequency, such as yearly.
6. Review the revised SIP amount and the date from which the increase will apply.
7. Confirm the modification and complete any required mandate or authentication.

Note: Some AMCs allow an existing SIP to be converted to a Step-Up SIP, while others require the existing SIP to be cancelled and a fresh SIP with Top-Up to be registered.

Case 2: Selecting Step-Up When Starting a New SIP

When registering a fresh SIP, the process generally works as follows:

1. Select the mutual fund scheme in which the SIP is to be started.
2. Choose SIP as the investment option.
3. Enter the initial SIP amount, frequency, and SIP date.
4. Select the Step-Up/Top-Up option.
5. Choose whether the SIP should increase by a fixed amount or percentage, depending on what the platform offers.
6. Select the Step-Up frequency, such as annually or half-yearly, where available.
7. Set up or select the required NACH mandate/AutoPay.
8. Review the SIP and Step-Up details and confirm the registration.

So, now you know what Step-Up SIP means and how it differs from a regular SIP plan. To revise, a Step-Up SIP is an “extended” version of a regular SIP in which an investor can set up an NACH mandate to increase the SIP amount at predetermined intervals by either a fixed percentage or a fixed amount. 

As the investment contribution rises over time, it may:

• Lead to a potentially higher investment corpus 

and 

• Potentially, offset the impact of inflation on future financial requirements

A Step-Up facility can be added to an existing SIP or selected while starting a fresh SIP, subject to the availability of the facility with the mutual fund scheme or investment platform and the applicable terms and conditions. 

For more information, you can visit www.tatamutualfund.com/deshkarenivesh. The Investor Service Centre of Tata Asset Management Pvt. Ltd. is located at Mulla House, Ground Floor, 51, M.G. Road, Near Flora Fountain, Mumbai – 400 001, Maharashtra. The office hours are Monday to Friday, 9:00 AM to 5:30 PM. For assistance, you can also call (022) 6282 7777 from Monday to Saturday, 9:00 AM to 5:30 PM, or email service@tataamc.com

1. What is Step-Up SIP, and how does it differ from a regular SIP?

A Step-Up SIP allows the SIP amount to increase at predetermined intervals by a fixed percentage or amount. Whereas, in a regular SIP, the contribution remains constant throughout the investment period. 

Since a Step-Up SIP increases the invested amount over time, it may result in higher total contributions and a potentially larger corpus.

2. How to step up SIP and what increment frequency is recommended?

A Step-Up SIP can be started while registering a new SIP or added to an existing SIP, subject to the facility being offered by the AMC or investment platform. The increase can be a fixed amount or a percentage. An ideal frequency should suit the investor’s income and investment capacity.

3. How does a SIP return calculator with Step-Up help estimate the final corpus?

A SIP return calculator with a Step-Up option may estimate the potential corpus by accounting for increases in the SIP amount over time. Generally, an investor is required to make inputs, such as:

• The initial SIP
• Step-up amount or percentage 
• Investment period, and
• Expected return rate

The calculator then estimates the total investment and potential maturity value based on these inputs.

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