Inside the Banking System
The VIP Backroom of Money
Introduction
Let’s play a quick game of mental architecture.
Pull up your banking app on your phone. Look at that number staring back at you in your savings or current account.
Now, let me ruin the magic trick:
That number is not central-bank money.
It is a liability of your commercial bank - a promise by your bank to pay you.
If you take that phone into a high-security vault at the Reserve Bank of India (RBI), point to your screen and say, “Can I have my money, please?”, the security guards will politely escort you to the exit.
Not because you are broke.
Because your bank account balance and the RBI's money are two different layers of the monetary system.
To understand how the banking system actually works under normal, day-to-day conditions, we have to look past the money we use to buy groceries or pay rent.
We need to look at wholesale money - otherwise known as central-bank reserves.
Reserves are the exclusive money of the banking system.
They are digital balances held in accounts at the central bank by institutions that have access to the central-bank settlement system, principally banks and the government.
And those reserves do not escape into the real world.
You cannot use a reserve balance to buy a cup of coffee.
Your bank can.
And that distinction is the key to understanding the hidden plumbing of modern money.
The central bank manages the conditions under which banks obtain, hold and settle in reserves.
That is where our journey begins.
Welcome to the matrix.
Inside the Banking System.
Let's look at the blueprint.
Chapter 1: The Three Players
Before we watch money move, we need to meet the three principal players inside this closed-loop system.
1. The Central Bank - The Sovereign Scorekeeper
Think of the central bank - the RBI - as the ultimate scorekeeper of the banking system.
It maintains accounts for commercial banks and conducts settlement between them.
The digital balances recorded in those accounts are reserves.
For the central bank, reserves are liabilities.
For the commercial banks holding them, reserves are assets.
That gives us the first important distinction:
Your bank deposit is money issued by your commercial bank.
Your bank's reserve balance is money issued by the central bank.
They are not the same thing.
Under the statutory framework governing the RBI, the creation of its monetary liabilities is tied to specified assets. Government securities and other eligible assets form an important part of this structure.
So even inside the “VIP backroom,” money does not simply appear without an accounting counterpart.
Every balance has a balance-sheet story.
2. Commercial Banks - The Translators
Your commercial bank lives a double life.
The public face:
It deals with you.
It records the balance in your savings account. It receives your deposits. It makes payments on your behalf.
The wholesale face:
It maintains its reserve account with the central bank.
This distinction becomes particularly important when a bank makes a loan.
A bank does not normally wait until it has accumulated an equivalent pile of reserves before making a loan.
When a bank approves a loan, it creates a deposit in the borrower's account.
The borrower now has:
an asset - the bank deposit
while the bank has:
a liability - the deposit it has created
The loan itself is the bank's asset.
Reserves enter the picture when payments between banks have to be settled.
And this is where the difference between creating bank money and settling bank money becomes crucial.
3. The Government - The Big Spender
The government is another important participant in this system.
When the national government spends, the banking system receives the corresponding reserve credit through the central-bank settlement system.
When the government collects taxes, reserve balances are correspondingly reduced.
When the government issues securities, the form of the financial claim held by the private sector changes.
The important point is that government spending, taxation and government securities issuance have different operational effects.
We will come back to that.
For now, remember one simple principle:
The government is not a household operating with a bank account in the same way you do.
Chapter 2: The Plumbing - How Your Coffee Payment Really Works
Let's look at a seemingly simple event.
You walk into a café and buy a coffee using your debit card.
Your account is with Bank A.
The café's account is with Bank B.
You tap your card.
The terminal beeps.
You walk away with your coffee.
In your mind, money smoothly travelled from your phone to the café's phone.
It didn't.
What happened was more interesting.
STEP 1: YOUR BANK REDUCES YOUR DEPOSIT
Your account
↓ payment
Bank A's ledger
Your deposit balance falls.
For Bank A, this means its liability to you has been reduced.
STEP 2: THE BANKS SETTLE BETWEEN THEM
Bank A owes Bank B.
The payment is settled through the banking system using central-bank reserves.
The central bank reduces Bank A's reserve balance and increases Bank B's reserve balance by the corresponding amount.
STEP 3: THE CAFÉ RECEIVES A BANK DEPOSIT
Bank B increases the café's deposit balance.
The café now has a larger claim on Bank B.
So look carefully at what happened.
Your retail deposit did not travel from Bank A to Bank B.
Your bank reduced its liability to you.
The other bank increased its liability to the café.
The banks settled their obligation between themselves using central-bank reserves.
That is the hidden plumbing.
Chapter 3: Banks Create Money. Reserves Settle It
This is one of the most misunderstood parts of the monetary system.
When a bank makes a loan, it creates a deposit.
That deposit is usable by the customer as money.
If the borrower uses that deposit to make a payment to someone who banks with another bank, the two banks then have to settle that payment between themselves.
That is where central-bank reserves enter the picture.
If the payment remains between customers of the same bank, no interbank settlement is required. The bank simply adjusts the balances on its own books.
If you borrow ₹10 lakh from Bank A and use it to buy a car from someone whose account is at Bank B, Bank A cannot simply tell Bank B:
“Don't worry. We created the deposit.”
Bank B wants settlement.
The payment therefore ultimately requires settlement through the central-bank reserve system.
But here is the important part:
The banking system does not create new reserves simply by lending to each other.
When a payment from a customer of Bank A to a customer of Bank B is settled, the central bank reduces Bank A's reserve balance and increases Bank B's reserve balance by the same amount.
The total amount of reserves in the banking system remains unchanged.
Interbank lending redistributes reserve balances; it does not create additional reserves for the banking system.
That is why the central bank sits at the centre of the wholesale monetary system.
Chapter 4: The Sovereign Push and Pull - Spending and Taxes
Now we can look at government spending.
Suppose the government pays a contractor ₹100 crore.
The contractor's bank account is credited with ₹100 crore.
But this payment is different from an ordinary payment between two bank customers.
When a customer of Bank A pays a customer of Bank B, the central-bank settlement system settles the payment by reducing Bank A's reserve balance and increasing Bank B's reserve balance.
Government spending is different because the government is not an ordinary bank customer using an existing bank deposit to make its payment.
When the government makes the ₹100 crore payment, the central-bank settlement system credits the contractor's bank with ₹100 crore of reserves, and the bank credits the contractor's deposit account with ₹100 crore.
In simple terms:
Government payment → bank receives reserves → contractor receives a bank deposit.
The banking system has therefore received ₹100 crore of additional reserves.
This is the first important difference between a government payment and an ordinary payment between private parties.
We will examine the broader monetary meaning of this in a separate article. For now, we only need to follow what happens inside the banking system.
Of course, in India's institutional framework, the government operates through its accounts in the Consolidated Fund and the prescribed banking arrangements. The accounting and legal procedures governing those accounts remain fully in place.
The point is not that the Consolidated Fund disappears.
The point is that we must distinguish the institutional procedure from the monetary operation taking place underneath it.
Now suppose the government subsequently collects ₹20 crore in taxes.
The taxpayer's bank reduces the taxpayer's deposit.
The corresponding settlement removes reserves from the banking system.
So, operationally:
Government spending adds reserves.
Government taxation removes reserves.
That is the basic sovereign push and pull within the banking system.
Summary: The Ultimate Closed Loop
Now step back and look at the whole system.
You have your bank deposit.
Your bank has its reserve account.
The government has its accounts within the public monetary system.
The central bank sits at the centre of the wholesale settlement system.
Money therefore isn't one uniform substance moving around from pocket to pocket.
There are layers.
At the retail level:
You and I use bank deposits to buy things.
At the wholesale level:
Banks settle with one another using central-bank reserves.
At the sovereign level:
Government spending, taxation and securities operations change the financial balances held across the system.
And behind all of this is a set of accounting entries that must balance.
That is the hidden world behind the number on your banking app.
The number on your phone is real as a bank liability.
The reserve balance is real as a central-bank liability.
Government securities are real as government liabilities.
But they are different forms of financial claims.
And none of them, by themselves, is a loaf of bread, a hospital, a school, a road, a machine or a human service.
Money is the financial architecture.
The real economy is what that architecture enables people to produce and exchange.
And that brings us to the question that matters most:
Once we understand how money moves inside the banking system, what actually limits what the government can spend?
That is where the discussion leaves the banking backroom - and enters the real economy.
Rajendra Rasu
The author writes on monetary systems and political economy
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