Mumbai University Solved Question Papers
Environmental Legislations
Previous Year Question Paper with Solution
LLM · Group 6 Environment and Legal Order
2024 Examination
munotes.in
Mumbai
Mumbai University Solved Question Papers
Environmental Legislations
Previous Year Question Paper with Solution
LLM · Group 6 Environment and Legal Order
2024 Examination
munotes.in
Mumbai
First published on munotes.in on 14 September 2026.
Published by munotes.in, Mumbai.
Model answers written and edited by the munotes.in editorial desk.
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The University does not publish an official answer key for this paper. The answers in this volume are model answers, written to show how a full-mark answer is built. They are a study aid, not an authority on what an examiner marked.
The question paper reproduced here is the paper as set by the University of Mumbai at the 2024 examination.
The law in these answers is stated as at September 2026, and five changes date most textbooks here. The Indian Penal Code and the Code of Criminal Procedure were replaced on 1 July 2024, so public nuisance is now section 270 of the Bharatiya Nyaya Sanhita and the magistrate's order to remove it section 152 of the Bharatiya Nagarik Suraksha Sanhita. Since 1 April 2024 most contraventions of the Environment (Protection) Act, 1986 attract penalties imposed by an adjudicating officer, appealable to the National Green Tribunal, instead of prosecution. Coastal questions are answered on the CRZ Notification, 2019, and an amendment in force from 7 September 2023 takes coastal aquaculture outside its prohibitions. The Disaster Management (Amendment) Act, 2025 took effect on 9 April 2025, and the punishments under sections 51 to 53 were cut from 15 May 2026. And Vanashakti v. Union of India, 29 July 2026, holds that prior environmental clearance is mandatory and that regularisation after the event can only be narrow and time-bound.
The questions below are the paper as the University of Mumbai set it at the 2024 examination, in the order it was set.
MarksPage
The questions in this volume are the questions asked at the 2024 examination, reproduced as the University of Mumbai set them, in the order it set them. Nothing has been reworded, added or left out. Only the answers are ours. See the original question paper.
Duration 3 hours · Total marks 100 · 7 questions answered
How to use this volume
Solve the paper first, under exam conditions and against the clock. Then read the answers here and mark your own. Reading a solution before attempting the question feels productive and teaches very little, because recognising an answer is not the same as being able to write one.
Answer
For full marks, cover: the question is about efficacy against contemporary pollution, so a description of the procedure earns only a third of the marks. State the machinery of the Bharatiya Nagarik Suraksha Sanhita, 2023 briefly, including what it changed from the Code of Criminal Procedure, 1973, then test it one challenge at a time: industrial units, municipal failure, noise, diffuse and regional pollution, hazardous installations and new forms of burning. Use the leading cases on section 133 of the old Code, now section 152, and end with a reasoned verdict on where the procedure works and where it cannot.
Public nuisance is defined in section 270 of the Bharatiya Nyaya Sanhita, 2023 as an act or illegal omission causing common injury, danger or annoyance to the public or to people in the vicinity, and the law adds that it is not excused because it brings some convenience or advantage. The Bharatiya Nagarik Suraksha Sanhita, 2023, which replaced the Code of Criminal Procedure on 1 July 2024, provides two summary remedies in Chapter XI, dealing with maintenance of public order and tranquillity.
| Provision | Old Code | What it allows |
|---|---|---|
| Section 152 | Section 133 | Conditional order by an Executive Magistrate to remove a nuisance, or regulate or stop a trade injurious to the health or physical comfort of the community |
| Sections 153 to 160 | Sections 134 to 141 | Service, obey or show cause, inquiry as in a summons case, local investigation or expert, execution at the person's cost |
| Provision | Old Code | What it allows |
|---|---|---|
| Section 161 | Section 142 | Injunction pending inquiry where there is imminent danger of serious injury to the public |
| Section 162 | Section 143 | Order not to repeat or continue a public nuisance |
| Section 163 | Section 144 | Urgent order, ex parte if needed, to prevent danger to human life, health or safety, lasting two months and extendable by six |
What the Sanhita changed. The substance of the old sections 133 to 144 is carried over almost word for word, with three procedural changes. Section 154 allows the person to appear and show cause by audio-video conferencing. The proviso to section 157(3) requires the show cause proceedings to be completed as soon as possible within ninety days, extendable to one hundred and twenty for recorded reasons, where the old section 138 set no time. And section 162 allows a Deputy Commissioner of Police, if empowered, to prohibit repetition or continuance of a nuisance. Disobedience is punished under section 223 of the Nyaya Sanhita.
It survives beside the special statutes. In State of M.P. v. Kedia Leather & Liquor Ltd., (2003) 7 SCC 389, a Sub-Divisional Magistrate had ordered industrial units to close because their effluent was a public nuisance, and the High Court held that the Water Act, 1974 and the Air Act, 1981 had impliedly repealed section 133. The Supreme Court reversed that view: there is a presumption against implied repeal, the Code's remedy is preventive and urgent while the special Acts are curative, preventive and penal, and the two operate side by side. The Court also noted the limits of the power: it is meant for an existing nuisance calling for urgent action, not a future possibility, and the proceedings are closer to civil than criminal.
Its relative importance has grown since 2024. The Jan Vishwas (Amendment of Provisions) Act, 2023 replaced imprisonment under the Environment (Protection) Act, 1986 and the Air Act with administrative penalties, so a citizen can no longer set a criminal prosecution in motion for most contraventions. A complaint to the Magistrate is now one of the few summary routes open to an ordinary resident without approaching a tribunal or a High Court.
This is where the procedure works best. A foundry, dyeing unit, stone crusher or bakery whose smoke, dust, fumes or effluent affects a neighbourhood falls squarely within section 152(1)(b), as a trade injurious to the health or physical comfort of the community, and the Magistrate can order it regulated or stopped within a fixed time.
The weaknesses are evidentiary. The Magistrate has no laboratory and must decide on complaints, inspection and whatever expert evidence he calls under section 158. A unit holding a consent from the Pollution Control Board will argue that it complies with its standards, and although Kedia Leather confirms that the special statutes do not oust the power, a Magistrate is understandably reluctant to close a consented unit on impression. The remedy is strongest where the nuisance is obvious to the senses and weakest where it is invisible, such as a toxic but odourless discharge.
Much urban pollution is caused not by industry but by public bodies: open drains, untreated sewage and uncollected waste. The procedure reaches them, and this is its most celebrated use.
In Municipal Council, Ratlam v. Vardhichand, (1980) 4 SCC 162, residents complained under section 133 that the municipality had failed to provide drains and public conveniences, leaving slum dwellers to use the street, and allowed effluent from an alcohol plant to flow into it. The Magistrate ordered the municipality to construct drains within six months, and it pleaded want of funds. The Supreme Court upheld the order: wherever there is a public nuisance the presence of section 133 must be felt, the Magistrate's power is a public duty, and a municipality constituted to preserve public health cannot plead financial inability. The section authorises a time limit and specific directions.
Ratlam shows the procedure at its most powerful, but its efficacy against municipal pollution today is limited by scale. A single order can compel a drain in a ward; it cannot build a city's sewage system or clear a legacy dumpsite. Those problems are now handled under the Solid Waste Management Rules, 2026, which impose detailed duties and environmental compensation on local bodies, and by the National Green Tribunal, whose suo motu power over the Deonar dumping ground in Mumbai was upheld in Municipal Corporation of Greater Mumbai v. Ankita Sinha, decided on 7 October 2021.
Noise is a classic public nuisance, and section 163 is regularly used to prohibit loudspeakers at night and firecrackers in sensitive hours.
In Church of God (Full Gospel) in India v. K.K.R. Majestic Colony Welfare Association, (2000) 7 SCC 282, residents complained of loudspeakers and drums used in a church's prayers. The Supreme Court held that no religion requires prayers to disturb the peace of others through amplifiers or drums, that such a practice cannot override the rights of others, including the right not to be disturbed, and upheld the direction to enforce the noise guidelines.
In In re Noise Pollution (V), (2005) 5 SCC 733, prompted by a report that a young girl's cries for help had been drowned by loudspeaker music, the Court surveyed the laws capable of dealing with noise, recording that it could be treated as a public nuisance under the Penal Code and addressed by a conditional order under section 133, and then issued comprehensive directions on loudspeakers at night, horns at night in residential areas and the hours for bursting firecrackers. The effective control of noise now rests on those directions and the Noise Pollution (Regulation and Control) Rules, 2000, with the magisterial power as a supporting tool. The procedure's weakness here is enforcement at the moment of the nuisance, since a two month order means little if nobody is present at midnight to enforce it.
This is where the procedure fails. The smog that covers North Indian cities each winter comes from vehicles, construction dust, industries, waste burning and stubble burning in other States. Section 152 needs a person causing the nuisance within the Magistrate's jurisdiction, and the burning of crop residue in one State that harms the air of another is outside any single Magistrate's reach.
Section 163 can prohibit bursting of firecrackers or burning of waste in a district for two months, but it cannot regulate a regional airshed. The legal responses have therefore come from elsewhere: the continuing mandamus of M.C. Mehta v. Union of India, (1998) 6 SCC 63, in which the Supreme Court fixed dates for removing old commercial vehicles and converting Delhi's buses to CNG, and the Commission for Air Quality Management in National Capital Region and Adjoining Areas Act, 2021, which created a statutory body with regional jurisdiction. That shift is itself the verdict on the magisterial remedy for this kind of pollution.
Section 152(1)(c) allows the Magistrate to stop the disposal of a substance likely to cause fire or explosion, section 161 allows an injunction pending inquiry where serious injury is imminent, and section 163 allows immediate prohibition. In principle these reach a leaking chemical store or an illegal firecracker unit. In practice, assessing chemical risk needs technical expertise the Magistrate does not have, and the specialist machinery of the Manufacture, Storage and Import of Hazardous Chemical Rules, 1989 and the Chemical Accidents (Emergency Planning, Preparedness and Response) Rules, 1996, with their emergency plans and crisis groups, is the more suitable instrument, the magisterial power serving as a stopgap.
| Challenge | Tool under the Sanhita | Fit | The better primary instrument |
|---|---|---|---|
| Smoke, dust or effluent from a known unit | Section 152(1)(b) | Good, if harm is evident | Board directions and penalties under the Act of 1986 |
| Drains, sewage, waste by a local body | Section 152 as in Ratlam | Good for a locality, weak for a city | Solid Waste Management Rules, 2026 and the Tribunal |
| Loudspeakers and firecrackers | Sections 152 and 163 | Moderate | Noise Rules, 2000 and the 2005 directions |
| Regional smog, stubble burning | Section 163 for a district | Poor | Commission for Air Quality Management Act, 2021 |
| Chemical and explosive risk | Sections 152(1)(c), 161, 163 | Stopgap only | Chemical accident rules of 1989 and 1996 |
Strengths. The procedure is local, fast and free; it needs no licence, standard or notification; it can be set in motion by any resident's complaint or a police report; it binds public bodies as firmly as private ones, as Ratlam shows; it can be ex parte in an emergency; and the new ninety-day limit should cure the notorious delay in show cause proceedings.
Weaknesses. Executive Magistrates are generalist administrators without technical staff; the nuisance must be public and existing, so a speculative or private harm is outside it; section 156 allows a respondent who denies a public right to stall the proceedings; the sanction under section 223 is modest; section 163 orders expire in two months; the procedure cannot award compensation or restoration; and it cannot deal with pollution that has no single author or crosses district and State lines.
Conclusion. The Bharatiya Nagarik Suraksha Sanhita, 2023 has preserved rather than reformed the old nuisance procedure: sections 152 to 163 reproduce sections 133 to 144, adding hearings by video link, a ninety to one hundred and twenty day limit and a role for police commissionerates. Against a visible, local nuisance, whether a polluting unit, a neglectful municipality or a night-time loudspeaker, it remains efficient, as Ratlam, Kedia Leather and Church of God show. Against the defining pollution challenges of today, regional smog, city-scale waste and chemical risk, it is at best a stopgap, and the law has rightly turned to specialised regulators, detailed rules, the National Green Tribunal and continuing mandamus, leaving the Magistrate's power as the fastest first response rather than the main solution.
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