In brief. For years, "fraud" under SEBI's anti-fraud rulebook had a narrow reading that tracked the criminal law's emphasis on deceit and dishonest intent. In SEBI v. Kanaiyalal Baldevbhai Patel, decided on 20 September 2017, the Supreme Court rejected that reading and built an effect-based test. After Kanaiyalal, an act or omission that has the effect of inducing another to deal in securities is fraud under the PFUTP Regulations, even if it was not committed in a deceitful manner. The decision brought front-running by non-intermediaries inside the PFUTP perimeter and reset what SEBI has to prove in scores of cases that followed.
The Kanaiyalal decision is not famous for the trades it dealt with; those were almost ordinary, a front-running pattern of a kind SEBI sees often. It is famous for what the Supreme Court did with the word "fraud." Until 2017, the regulator had to fight uphill against an intuition borrowed from criminal jurisprudence: that fraud means deceit, that deceit means a dishonest state of mind, and that without proof of a dishonest state of mind there can be no PFUTP liability. The Court replaced that intuition with a different one, grounded in the language and purpose of the PFUTP Regulations themselves. The effect, more than the device, became the test.
What was the case actually about?
A pattern of trades that looked, on the evidence, like front-running. Persons who became aware of impending large orders had traded in those scrips ahead of the execution, profiting from the price impact of the orders they knew were coming.1 The legal twist was that the parties charged were not registered intermediaries acting on behalf of clients, the classic profile of a front-runner. They were outside the broker-intermediary world, and the regulator's case was that PFUTP nevertheless reached them. Whether that was right depended on what "fraud" actually meant in the regulations.
What was the question of law before the Supreme Court?
Whether liability under the PFUTP Regulations required SEBI to prove an act committed in a deceitful manner, in the sense familiar to criminal law, or whether it was enough that the act, expression, omission or concealment had the effect of inducing another person to deal in securities. Earlier readings, drawing on definitions from the Indian Contract Act and from criminal jurisprudence, leaned towards the deceit-required view. The PFUTP definition of fraud, however, used inclusive language and emphasised inducement.2 The Court was asked to resolve which reading governed.
What did the Supreme Court hold?
That the PFUTP definition is effect-based. An act, expression, omission or concealment, whether committed in a deceitful manner or not, is fraud if it has the effect of inducing another person to deal in securities. SEBI's burden is not to prove that the inducement was done dishonestly or in bad faith, but to establish that the person induced would not have acted the way they did but for the inducement.1 The Court accordingly held that front-running by a non-intermediary was within the PFUTP Regulations, and that the regulator did not need to prove intermediary status or dishonest intent in the criminal sense to bring such conduct home.
How did Kanaiyalal widen the PFUTP net?
By detaching liability from proof of a guilty mind. Three consequences followed in practice. First, front-running by people outside the broker-intermediary world, previously a difficult fit, became routine PFUTP territory. Second, a wide range of conduct that distorts another participant's decision, without textbook deceit, came within reach: information leakages, structured trading patterns, and complex multi-account dealings could be tested against effect rather than against intent. Third, regulatory defence strategies shifted: arguments about the absence of dishonest intent lost much of their force, and the centre of gravity moved to whether the trades in fact induced anyone to deal differently, and whether the noticee had any plausible explanation other than inducement. How the PFUTP architecture sits around this decision is set out in What Does SEBI Use to Punish Market Fraud?
How did Kanaiyalal change how SEBI proves these cases?
It combined with the Court's earlier ruling in SEBI v. Kishore R. Ajmera on the standard of proof. Ajmera had confirmed that SEBI proceedings are civil and regulatory in character, so liability is established on the preponderance of probabilities, and the regulator may rely on circumstantial evidence where the totality of facts supports a logical inference of wrongdoing.3 Read with Kanaiyalal, that means SEBI can build a PFUTP case on a pattern of trades, an inferred informational link, and an effect of inducement, without ever having to prove a dishonest mental state to criminal standards. The combination is, in practical terms, the modern evidentiary template for market-manipulation enforcement in India.
What are the criticisms of the Kanaiyalal reading?
They tend to come from two directions. The first is doctrinal: a deceit-less reading of "fraud" sits uneasily with both ordinary usage and with the structure of cognate provisions like Section 17 of the Indian Contract Act. The second is due-process: when SEBI's burden is to prove effect rather than intent, the line between aggressive trading and unlawful inducement can become blurred, and regulatory action can reach conduct whose moral content is debatable. Neither criticism has been accepted in the post-Kanaiyalal case law, but both surface regularly in SAT arguments about how far the effect-based test should be pushed in any given matter.
Why does Kanaiyalal still matter today?
Because almost every PFUTP-grounded SEBI order written after 2017 leans on its reasoning, expressly or by implication. The decision is to PFUTP what Bhavesh Pabari is to Section 15J: a settling of the doctrinal question after years of uncertainty, and the case every defence has to engage with before it engages with the facts. For the data-side picture of how PFUTP actually falls across the enforcement record, see How Does India's Securities Regulator Actually Work? For where this case sits in SEBI's enforcement machinery, see How Does SEBI Actually Enforce the Law?
Sources & citations
- SEBI v. Kanaiyalal Baldevbhai Patel, Supreme Court of India, judgment dated 20 September 2017, (2017) 15 SCC 1.
- SEBI (Prohibition of Fraudulent and Unfair Trade Practices Relating to Securities Market) Regulations, 2003, definition of "fraud" in Regulation 2(c), read with Regulation 3 and Regulation 4(2); Section 12A of the SEBI Act, 1992.
- SEBI v. Kishore R. Ajmera, Supreme Court of India, judgment dated 23 February 2016, (2016) 6 SCC 368, on the preponderance-of-probabilities standard and the use of circumstantial evidence in SEBI proceedings.
About this article. Part of Legal Wires' SEBI Enforcement series, an analytical guide to India's securities enforcement record. This is general information and commentary, not legal advice; do not rely on it for any specific matter. Prepared with AI assistance and reviewed by the Legal Wires editorial team. The judgments and regulations relied on are cited above. Last reviewed: 28 May 2026. Spotted an error? Tell us and we will review it.