How to Apply for Bail in NDPS Cases in India Under Section 37
- Kaustav Chowdhury

- Jul 29
- 5 min read
Securing bail in cases under the Narcotic Drugs and Psychotropic Substances Act, 1985 (NDPS Act) is significantly harder than in most other criminal cases. Section 37 of the NDPS Act imposes strict twin conditions that must be satisfied before bail can be granted in cases involving commercial quantities of drugs. This guide explains the Section 37 framework, the distinction between commercial and non-commercial quantities, the default bail route under the BNSS, and recent Supreme Court precedents.
Understanding Section 37 of the NDPS Act
Section 37 of the NDPS Act creates a statutory bar against the grant of bail for offences under Sections 19, 24, 27A, or for offences involving commercial quantities under Sections 20, 21, 22, 23 of the Act. Unlike regular bail applications under the BNSS, where bail is the rule and jail is the exception, Section 37 reverses this principle: in NDPS cases involving commercial quantities, refusal of bail is the norm.
The Twin Conditions Under Section 37
Section 37(1)(b) provides that no person accused of an offence punishable under Sections 19, 24, 27A, or for offences involving commercial quantities shall be released on bail unless two conditions are satisfied simultaneously.
Condition 1: The Public Prosecutor must be given an opportunity to oppose the bail application. This is a mandatory procedural requirement.
Condition 2: The court must be satisfied that there are reasonable grounds for believing that the accused is not guilty of such offence and that the accused is not likely to commit any offence while on bail. Both limbs of this condition must be met. The expression 'reasonable grounds' demands something more than a prima facie assessment; it requires substantial and probable causes that justify the belief that the accused is not guilty. If you are facing arrest in any criminal matter, understanding your rights during arrest is essential.
Commercial vs. Non-Commercial Quantity
The applicability of Section 37's restrictions depends entirely on the quantity of drugs involved. The NDPS Act classifies drug quantities into three categories. 'Small quantity' refers to any amount up to the limit specified by the Central Government for a particular drug. 'Intermediate quantity' falls between the small quantity and commercial quantity limits. 'Commercial quantity' refers to any amount equal to or exceeding the specified commercial threshold. For example, for ganja (cannabis), the small quantity limit is 1 kilogram, and the commercial quantity threshold is 20 kilograms. Quantities between 1 kg and 20 kg are intermediate. The restrictions of Section 37 apply only when the case involves commercial quantities. For small and intermediate quantities, bail is governed by the general provisions of the BNSS, 2023, and the standard bail principles apply.
Default Bail in NDPS Cases Under the BNSS
Even in NDPS cases, the accused has a right to default bail if the investigation is not completed within the prescribed period. Section 36A(4) of the NDPS Act modifies the general timeline under Section 187(3) of the BNSS by extending the investigation period from 90 days to 180 days for specified NDPS offences. If the chargesheet is not filed within 180 days, the accused acquires an indefeasible right to default bail. The prosecution can seek an extension of up to one year, but this requires a report by the Public Prosecutor (not merely the Investigating Officer) and the accused must be produced (physically or virtually) before the court when the extension is sought. Recent High Court decisions have held that granting an extension without notice to the accused violates Article 21 of the Constitution.
How to Apply for Bail in NDPS Cases
Step 1: File a Bail Application. The bail application must be filed before the Special Court designated under Section 36 of the NDPS Act. In practice, Sessions Courts are often designated as Special Courts for NDPS cases.
Step 2: Address the Twin Conditions. Your bail application must specifically address both limbs of Section 37. Present arguments and evidence to establish that there are reasonable grounds to believe the accused is not guilty (for example, challenging the reliability of the seizure, pointing to procedural violations in search and seizure under Sections 42 or 50 of the NDPS Act, or demonstrating that the quantity is disputed). Also argue that the accused is not likely to commit an offence while on bail.
Step 3: Hearing. The court will hear the Public Prosecutor on the bail application. The hearing under Section 37 is substantive, not merely formal. The court must record its satisfaction (or lack thereof) on both twin conditions.
Step 4: Appeal. If bail is rejected by the Special Court, the accused can apply to the High Court. If the High Court also refuses, the accused can approach the Supreme Court under Article 136 of the Constitution. Similarly, the prosecution can challenge a bail grant by the Special Court before the High Court. If a bail condition is imposed that you find degrading, the appellate court may modify such conditions.
Important Supreme Court Precedents
Several Supreme Court decisions have shaped the interpretation of Section 37. In Union of India v. Ram Samujh (1999), the Supreme Court held that the twin conditions are mandatory and the court must record its satisfaction before granting bail. In Satpal v. State of Punjab (2018), the Court reiterated that Section 37 does not exclude the consideration of delay in trial as a factor, but delay alone cannot override the twin conditions where the prosecution case is strong. In State of Punjab v. Balraj Singh (2026 INSC 618), the Court reaffirmed that satisfaction of twin conditions is mandatory in commercial quantity cases. The Punjab and Haryana HC's recent ruling in a drone heroin case also illustrates how constitutional safeguards under Article 22(1) apply even in NDPS matters.
Key Takeaways
1. Section 37 of the NDPS Act imposes twin conditions for bail in commercial quantity cases: the Public Prosecutor must be heard, and the court must find reasonable grounds to believe the accused is not guilty and not likely to re-offend.
2. The twin conditions apply only to commercial quantity cases; for small and intermediate quantities, general bail provisions under the BNSS apply.
3. Default bail is available under Section 36A(4) NDPS Act read with Section 187(3) BNSS if the chargesheet is not filed within 180 days.
4. An extension of investigation beyond 180 days requires a Public Prosecutor's report and production of the accused before the court; failure to do so may result in a right to default bail.
5. If bail is refused by the Special Court, appeals lie to the High Court and then to the Supreme Court under Article 136.
6. Procedural violations during search and seizure (Sections 42 and 50 NDPS Act) can be significant grounds for challenging the prosecution's case in a bail application.

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