India’s largest bank began as a 1806 loan office, funding a British general’s wars against Tipu Sultan. Over two centuries, three colonial banks became one, then that one became a nation’s bank. Today it serves more customers than most countries have people.
✊ Must Know
Three Colonial Banks, One National One
- The State Bank of India (SBI) traces its roots to the Bank of Calcutta, founded on 2 June 1806.
- The Bank of Calcutta, Bank of Bombay, and Bank of Madras were the three colonial “Presidency Banks.” They merged on 27 January 1921, forming the Imperial Bank of India.
- Under the State Bank of India Act, 1955, the RBI took a controlling stake in the Imperial Bank of India. It was renamed State Bank of India on 1 July 1955.
- In 2008, the Government of India took over RBI’s stake in SBI. This removed a conflict of interest, since RBI also regulates banks.
- SBI is headquartered in Mumbai. As of 2026, the Government of India owns about 55.5% of the bank.
- SBI is India’s largest bank, with about 23% market share by assets, and 25% share of loans and deposits combined.
📘 Good to Know
How SBI Grew After Independence
- On 1 April 2017, five associate banks and Bharatiya Mahila Bank merged into SBI. The associates were the State Banks of Bikaner & Jaipur, Hyderabad, Mysore, Patiala, and Travancore.
- SBI runs over 23,000 branches and more than 63,000 ATMs across India, serving over 500 million customers.
- Its subsidiaries include SBI Life Insurance, SBI Mutual Fund, SBI Cards and Payment Services, and SBI General Insurance.
- The RBI classifies SBI as a Domestic Systemically Important Bank (D-SIB), alongside HDFC Bank and ICICI Bank. These are banks considered “too big to fail.”
- See IndEco0072 — SIDBI: Small Industries Development Bank of India for how a specialised public-sector lender compares to a full-scale bank like SBI.
Test Yourself
🌟 Great to Know
A Story of Continuous Consolidation
- SBI’s 1955 renaming didn’t fully separate it from its regulator. The RBI held a controlling stake until 2008, when the government took that stake over instead — a real conflict-of-interest fix, not just a rebrand.
- Even after nationalisation, SBI kept growing mainly by absorbing other banks. Banks from Bihar, Lahore, Gwalior, and Cochin were each folded in at different points in its history.
- SBI’s scale gives it outsized influence on Indian banking benchmarks. Its own lending and deposit rates often set the pace other banks follow.
📰 Current Affairs
Current Affairs
- 7 August 2026: SBI Chairman C.S. Setty said the bank expects to raise $10 billion through FCNR(B) deposits from overseas Indians. It has already raised $6 billion. Setty also said SBI targets 14-15% credit growth for FY27. (Source: Business Today)
- May 2026: SBI became India’s 4th most valuable company by market capitalisation, surpassing TCS. The jump followed record Q3 FY26 results: net profit of ₹21,028 crore, up 24.5% year-on-year. (Source: PSU Connect)
📝 Previous Year Questions
Where SBI’s Renaming Fits Among Four Events
- Answer: (b) The correct chronological order is 3-2-1-4.
- 3, Air India nationalised Happened in 1953, the earliest of the four.
- 2, Imperial Bank renamed SBI Happened in 1955, this article’s own subject.
- 1, Kerala’s communist government Formed in 1957, the first democratically elected communist government in any Indian State.
- 4, Goa liberation Happened in 1961, the most recent of the four.
- View this question on the full 2018 paper →
Related: IndEco0301 — Public Sector Bank (PSB) Recapitalisation, on the 2017 capital infusion and the associate-bank merger.
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