10 Smart Ways to Earn more on Idle Cash

As of June 2026, the RBI held the repo rate steady at 5.25% for the third straight policy review, even as CPI inflation projections for FY27 got revised up to 5.1%. That gap matters more than it looks. If your surplus is parked in a current account earning next to nothing while prices climb faster than that, you're not just missing out on returns. You're losing real value every quarter it sits there.

None of this needs a treasury overhaul. Here's what helps, roughly in the order most businesses should tackle it.

10 practical ways to earn more on idle cash: 

1. Get a real cash flow forecast in place

Everything else on this list depends on getting this right. A forecast tells you when surplus exists, how much of it there is, and how long you can reasonably keep it deployed. Get it wrong either way, and it costs you. Underestimate, and you leave money idle that could've been earning. 

Overestimate, and you might have to pull funds out early, sometimes at a loss. A simple rolling 4 to 6 week forecast, updated regularly, is enough to stop guessing. 

2. Segment cash by purpose, not just amount

Once you know your surplus, split it by what it's for. A decent starting framework: operating cash for day-to-day needs, a reserve buffer for contingencies, cash set aside for known obligations like tax payments or dividends, and true strategic surplus with no near-term claim on it. Each bucket carries a different risk tolerance and time horizon. Treat them all the same and cash tends to sit unused far longer than it needs to.

3. Match each segment to its own risk tolerance

Not every rupee of surplus should be handled identically, even within the surplus bucket itself. Money you might need on short notice belongs somewhere you can exit without a loss. Money you're confident won't be touched for a while can reasonably take on a bit more duration or credit exposure for better yield. Shorter time horizon, lower volatility. Being forced to exit early is where most cash management mistakes actually happen.

4. Use liquid funds for short-term parking

For surplus you might need within days or a few weeks, liquid mutual funds are built for this. They hold short-term, high-quality debt, carry low risk, have no lock-in, and redemption is usually processed within one working day. This is typically the first instrument businesses move to once they've identified genuine surplus.

5. Use overnight funds for near-instant liquidity

If there's a real chance you'll need the money the very next day, overnight funds sit lower on the duration-and-risk scale than liquid funds. They won't beat liquid funds by much on yield, but they're built for cash where certainty of access matters more than an extra fraction of a percent.

6. Set up a sweep-in arrangement with your bank

A sweep-in FD automatically moves balances above a threshold into a fixed deposit, then sweeps them back the moment your current account needs them. It's one of the lowest-effort fixes on this list. Set the threshold once, and it runs on its own.

7. Enhance yield only where the volatility is actually acceptable

For surplus with a genuinely longer horizon, some businesses look further out on the yield curve, or take on slightly more credit exposure, for better returns. This isn't the move for most of your operating surplus. But for cash you're confident won't be needed for months, a small allocation here can lift blended returns meaningfully. Document the decision. Don't make it informally.

8. Review your cash position on a fixed schedule

Idle cash usually builds up because nobody's checking. A weekly or biweekly review against your forecast catches surplus early, instead of letting it sit untouched for a whole quarter before anyone notices.

9. Put a simple deployment policy in writing

Even a one-page document stating your minimum buffer, approved instruments per segment, and who signs off on moving money removes most of the guesswork. It also stops decisions from depending on one person's memory, and gives you something to revisit if your cash position changes.

10. Use a treasury or cash management platform to automate the process

Manually tracking balances, running forecasts, and moving money between instruments takes time most finance teams don't have to spare every week. Purpose-built platforms handle the visibility, the recommendations, and the execution, so surplus keeps getting deployed instead of sitting there until the next cleanup.

If you're still figuring out how much of your cash actually counts as surplus before trying any of this, we've broken that down here: What is idle cash and why should it be avoided?

Mutual fund investments are subject to market risk. Please read scheme-related documents carefully before investing. Past performance is not indicative of future returns.

Building this into a habit, not a one-off exercise

Most of these steps are simple on their own. Where businesses lose the thread is consistency: running the forecast once, checking balances for a month, then sliding back into old habits once things get busy. That's usually the point where a dedicated cash visibility tool earns its place. Not because any of this is complicated, just because someone (or something) has to keep doing it every single week.

If that's the gap you're trying to close, you can learn more at KodoNorth.

FAQs

1. How much of my cash is actually safe to move?
Anything beyond your operating needs and a 3 to 6 month emergency buffer is generally a candidate for deployment. Your cash flow forecast will give you the exact number.

2. Are liquid funds risky?
They carry low risk but aren't risk-free like a bank deposit. They're built for capital preservation and liquidity, not high returns, so the risk profile stays on the lower end.

3. How often should I review idle cash?
Weekly or biweekly works for most businesses. Anything less frequent and surplus tends to build up unnoticed.

4. Is a cash management platform only useful for large companies?
No. Any business juggling multiple bank accounts or inconsistent surplus benefits from automated visibility, regardless of size.