This scam involved the illegal sale of 2G spectrum licenses by the government at a fraction of their true value. The scam is estimated to have cost the government over ₹1.76 lakh crores (US$25 billion).

This scam involved the illegal allocation of coal blocks by the government to private companies at below-market prices. The scam is estimated to have cost the government over ₹1.86 lakh crores (US$26 billion). Several Congress leaders, including former Minister of State for Coal, Dasari Narayana Rao, were accused in the case.

This scam involved the overpricing and poor quality of work done during the 2010 Commonwealth Games in Delhi. Several Congress leaders were accused of misusing funds allocated for the event. The scam is estimated to have cost the government over ₹70,000 crores (US$10 billion).

This scam involved the purchase of 12 AgustaWestland VVIP helicopters by the Indian Air Force at an inflated price. The scam is estimated to have cost the government over ₹3,600 crores (US$500 million).

The Adarsh Housing Society was meant to be a housing project for war widows and veterans. However, several high-ranking officials, including politicians and bureaucrats, were accused of acquiring flats meant for the widows at highly discounted rates. The scam caused a loss of over Rs. 800 crore.

This scam involved the alleged misappropriation of funds by the INC from the National Herald newspaper. The scam is estimated to have cost the INC over ₹2,000 crores (US$300 million). Several INC leaders, including Sonia Gandhi and Rahul Gandhi, were accused of involvement in the scam, but no charges have been filed against them so far.

This scam involved the alleged irregularities in the sale of Aircel and Maxis to Malaysian companies. The scam is estimated to have cost the government over ₹300 crores (US$45 million). Several politicians and government officials were accused of involvement in the scam, but no charges have been filed against them so far.

This scam involved the alleged irregularities in the procurement of equipment by the Defence Research and Development Organisation (DRDO). The scam is estimated to have cost the government over ₹1,000 crores (US$150 million). Several DRDO officials were arrested in connection with the scam, but no charges have been filed against any high-profile politician or government official so far. The DRDO Scam is the name given to a number of alleged irregularities in the procurement of equipment by the Defence Research and Development Organisation (DRDO) between 2006 and 2014.

The DDA (Delhi Development Authority) scam refers to a corruption scandal that occurred in 2013 during the Congress-led government's tenure in Delhi. It involved irregularities in the allotment of flats by the DDA through a lottery system. The scam involved the manipulation of the draw of lots to favor certain individuals and groups, resulting in many deserving applicants being denied flats. The scam was estimated to be worth several crores of rupees, and several individuals, including DDA officials and politicians, were arrested and charged with corruption.

The Coalgate scam, also known as the coal allocation scam, was a political scandal in India that came to light in 2012. It involved the alleged irregularities in the allocation of coal blocks to private companies by the government of India between 2004 and 2009. The Comptroller and Auditor General (CAG) of India estimated that the allocation of coal blocks without competitive bidding resulted in a loss of Rs. 1.86 lakh crore to the exchequer.

The Railgate scam, also known as the Indian Railways bribery scandal, was another political scandal in India that came to light in 2013. It involved the alleged bribery of railway officials by private companies for the award of contracts related to the supply of goods and services to the Indian Railways.

The Sahara Group scam is a financial scandal involving the Sahara India Pariwar, a conglomerate founded by Subrata Roy. The scam involved the illegal raising of money from investors through the sale of Optionally Fully Convertible Debentures (OFCDs), which are a type of debt instrument that can be converted into equity shares at a later date

The Ranbaxy scam was a major pharmaceutical scandal that involved the Indian pharmaceutical company Ranbaxy Laboratories. The scandal involved the manufacturing and sale of adulterated and misbranded drugs, as well as the falsification of data and records.

The scandal began in 2008, when the US Food and Drug Administration (FDA) issued a warning letter to Ranbaxy after it found that the company had falsified data and records related to the manufacturing of generic versions of the drugs Lipitor and Diazepam. The FDA also found that Ranbaxy had failed to comply with good manufacturing practices (GMP) standards.

The Kingfisher Airlines scam is a financial scandal involving the now-defunct Indian airline Kingfisher Airlines. The scam involved the company's founder, Vijay Mallya, allegedly siphoning off money from the airline to fund his lavish lifestyle.

The Satyam scam was a major corporate fraud that took place in India in 2009. The scam involved the company's founder and chairman, Byrraju Ramalinga Raju, who admitted to inflating the company's profits by over Rs. 7,800 crore (US$1.47 billion).

The Essar scam was a ₹24,769 crore (US$3.4 billion) bank fraud case in India, which was committed by the Essar Group, a diversified conglomerate headquartered in Mumbai. The scam was first reported in 2012, and it involved a number of banks, including the State Bank of India, ICICI Bank, and Axis Bank.

The Unitech scam is a major financial scandal that has rocked the Indian real estate industry. The scandal involves allegations that Unitech, one of India's largest real estate developers, defrauded banks and homebuyers out of billions of rupees.

In 2016, the Central Bureau of Investigation (CBI) filed a case against Unitech and its promoters, alleging that the company had defrauded banks and homebuyers out of Rs. 2,000 crore. The CBI also alleged that Unitech had diverted the money it had borrowed from banks to other purposes, including buying luxury cars and properties for its promoters.

The Videocon scam is a financial scandal that involved the Videocon Group, a diversified Indian conglomerate, and the Reliance Group, India's largest private sector company. The scam is alleged to have been perpetrated between 2007 and 2012, when Videocon and Reliance entered into a number of business deals, including a $3 billion loan from Reliance to Videocon.