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Public Interest Litigation: Who Can File and How

Any person acting in good faith can file a public interest litigation (PIL) for a public wrong or for people who cannot approach the court themselves. In Delhi, a PIL is filed in the High Court under Article 226 and heard by a bench constituted by the Chief Justice; the Supreme Court hears PILs under Article 32 where fundamental rights are involved. The petitioner must show no personal interest, disclose credentials and sources, and usually prove that the authorities were approached first.

By Advocate B.K. SinghUpdated About 18 minutes to readTopic: Supreme Court, High Court and Rights

In short. Any citizen or organisation acting bona fide can file a PIL in the High Court under Article 226 or the Supreme Court under Article 32, about a public injury or the rights of people who cannot come to court. The petitioner must have no personal interest, must disclose credentials and sources, and should first make a representation to the authority concerned.

People usually think of a PIL when something in their neighbourhood or city has been wrong for a long time and nobody in authority will act: a public park being encroached, an open drain, a school without basic facilities, a hospital turning away patients, pollution that the board ignores. A PIL is the route by which a citizen can ask the High Court to make the authorities do their job, even though the citizen is not personally the victim. It is a powerful tool, and courts guard it carefully against misuse.

This post is about public interest petitions. If the wrong has been done to you personally by a government body, the right remedy is an ordinary writ petition in the Delhi High Court, which has different rules on standing. Our Supreme Court and High Court practice files both kinds, and the first conversation is usually about which one fits.

The law
Article 226 (High Court) and Article 32 (Supreme Court)
Delhi rules
Delhi High Court (Public Interest Litigation) Rules 2010
Who can file
Any person or organisation acting bona fide, with no personal interest
Forum
PIL bench of the Delhi High Court; Supreme Court for fundamental rights
Before filing
Representation to the authority; gather facts and sources
Risk
Costs, or a bar on future PILs, if the petition is frivolous or motivated

What is a public interest litigation, and who can file one?

A PIL is a writ petition filed not to protect the petitioner's own rights but to protect the public or a group of people who cannot approach the court themselves. Ordinary litigation requires the person filing to be the person aggrieved. In a PIL, the Supreme Court relaxed that rule from the early 1980s: any member of the public acting bona fide can move the court for people who, because of poverty, disability, or a socially or economically disadvantaged position, cannot come to court, and for public injuries that affect the community at large.

So the answer to "who can file" is broad. An individual citizen, a residents' welfare association, a registered society or trust, a lawyer, a journalist, a student, or a group of affected people can all file. What matters is not who you are but why you are filing. The petitioner must have no personal or private interest in the outcome, and must not be acting for a political motive, for publicity, or on behalf of someone with a hidden stake.

Courts have also made clear that a PIL is not a way around the ordinary rules for personal disputes. A tenant's grievance against a landlord, an employee's promotion claim, or a property dispute between neighbours is not turned into public interest by calling it that.

When is a PIL the right remedy?

A PIL is the right remedy when three things come together: a public wrong or a group of people whose rights are being violated, an authority that has a legal duty to act and is not acting, and no more specific forum that can give complete relief. Typical Delhi PILs concern encroachment on public land, unauthorised construction that the civic body ignores, waterlogging and drainage, safety in public buildings, access for persons with disabilities, conditions in shelters, hospitals and schools, the implementation of welfare schemes, and the enforcement of court orders and statutory rules by authorities.

It is usually the wrong remedy where the problem is between private parties, where a statute gives a specific forum, or where the petitioner has a personal stake. Environmental disputes under the statutes listed in the National Green Tribunal Act are a good example: the High Court will often say that the NGT is the proper forum, and our post on filing an application in the NGT explains that route. A pollution problem affecting your own home may be better addressed through the remedies in pollution from a factory near your home.

Ask yourself honestly whether you would still file if you personally gained nothing from the result. If the answer is no, the court will likely see the same thing.

PIL or another remedy?

The table shows where common public grievances usually go. The facts of each case decide the final choice.

ProblemUsual remedyWhy
Encroachment on a public park or road in Delhi, civic body not actingRepresentation, then PIL in the Delhi High CourtPublic injury; authority has a statutory duty
Air, water or noise pollution from an industryNGT application, or complaint to the pollution control boardNGT is the specialised forum for the scheduled environmental laws
Your own pension, promotion or dismissalCAT or individual writ petitionPersonal service grievance, not public interest
Your own property dispute with a neighbourCivil suitPrivate dispute needing evidence
Illegal detention of a particular personHabeas corpus petitionUrgent individual liberty; a friend or relative can file
Implementation of a welfare scheme for a class of poor peoplePIL in the High CourtGroup that cannot easily come to court; State duty
Information about what the authority has doneRTI application and appealsFacts first; often a step before a PIL

The law and rules that apply

Article 226, Constitution of India

The High Court's power to issue writs and directions for enforcing fundamental rights and other legal rights. Most PILs in Delhi are filed here.

Article 32, Constitution of India

The right to move the Supreme Court directly for enforcing fundamental rights. A PIL can be filed in the Supreme Court, but only where a fundamental right is involved, and the Court often asks petitioners to approach the High Court first.

Delhi High Court (Public Interest Litigation) Rules 2010

Set out what a PIL in the Delhi High Court must contain: a heading that says it is a public interest litigation, a statement of no personal interest, the source of information, the class of people benefited and why they cannot approach the court, the persons likely to be affected, the petitioner's credentials and means to pay costs, the representations made, earlier PILs filed, and an affidavit in the prescribed form. They also deal with letter petitions, the PIL Committee and the categories not entertained as PILs.

Supreme Court guidelines on letter petitions

The Supreme Court has published guidelines listing the categories of letters it will treat as PILs, such as bonded labour, neglected children, custodial violence and atrocities against women or Scheduled Castes and Scheduled Tribes, and those it will not, such as landlord and tenant disputes and individual service matters. Check the current version before relying on it.

What do the Delhi High Court PIL Rules require you to disclose?

The 2010 Rules require a PIL to carry the words "In the matter of a Public Interest Litigation" below the case number, and to set out specific information in its opening paragraphs. The petitioner must state that they have no personal interest and no motive other than public interest. They must give the source of the facts and the inquiries made to verify them. They must identify the class of people who will benefit and explain why those people cannot approach the court themselves. They must name the persons or bodies likely to be affected, so that they can be made respondents.

The petitioner's credentials come next: background and competence, and for an organisation, the names and addresses of its office bearers and an account of its activities. The petitioner must also state that they have the means to pay any costs the court may impose, backed by an undertaking. The representations made to the authorities, with dates and any replies, must be set out precisely, and earlier PILs or letter petitions filed by the petitioner must be listed with their case numbers and outcome.

If any of this information cannot be given, the petition must say why. The PIL must be supported by an affidavit in the prescribed form confirming that there is no personal interest and that nothing material has been concealed. A petition that skips these paragraphs is likely to be returned or, worse, dismissed at the first hearing with a question about the petitioner's bona fides.

Can you just write a letter to the Chief Justice?

Yes, in principle. Both the Supreme Court and the Delhi High Court accept letter petitions: informal written communications addressed to the court, the Chief Justice or a judge, raising a matter of public interest. In the Delhi High Court a Public Interest Litigation Cell processes these letters and places them before a PIL Committee of judges nominated by the Chief Justice, which decides whether a letter should be treated as a PIL. If it is approved, it goes to the PIL bench.

Letter petitions have limits. Anonymous letters, or letters where the writer's identity cannot be confirmed, are not entertained. The Delhi Rules list categories that are not treated as PILs unless the Committee directs otherwise: landlord and tenant disputes, service and pension matters (other than family pension) and gratuity, personal disputes between individuals, disputes about contractual or statutory liabilities, and matrimonial disputes.

In practice, a letter is most useful for people who cannot afford or organise a formal petition, such as prisoners, workers or residents of a shelter. For a citizen or an RWA with documents in hand, a properly drafted petition is usually faster and clearer, because it can include annexures, an application for interim relief and the disclosures the Rules require. Those who cannot afford a lawyer can look at free legal aid through the legal services authorities.

Gathering facts before you file

A PIL is decided largely on documents and on the authority's response to them. Before filing, collect the facts the court will want to see: photographs and video with dates and locations, maps or site plans, news reports if relevant (as background, not proof), copies of the rules, policies or court orders the authority is failing to follow, and any official reports or inspection notes.

An RTI application is often the most useful step. It can produce the authority's own file notings, inspection reports, budgets and action-taken reports, which show what it knew and what it did. Our post on RTI applications and appeals explains the process. A PIL that relies on the authority's own records is far harder to brush aside than one built on general allegations.

Then make a written representation to the authority, clearly setting out the problem, the legal duty and the action sought, and allow reasonable time for a response. The Delhi Rules require representations to be disclosed, and courts regularly ask, "Did you approach the authority first?" A PIL filed without any prior representation may simply be disposed of with a direction to the authority to consider one.

How to file a PIL in the Delhi High Court

The broad process for a formal PIL is below. Letter petitions follow the separate route through the PIL Cell and Committee.

  1. Check that it is genuinely public interest

    Confirm that the problem affects the public or a disadvantaged group, that you have no personal stake, and that no specialised forum such as the NGT, CAT or RERA is the proper place. If any of these fail, consider an individual remedy instead.

  2. Collect documents and make a representation

    Gather photographs, records and RTI replies, and send a written representation to the responsible authority. Keep proof of delivery and give the authority reasonable time to respond.

  3. Draft the petition in the required format

    The petition carries the PIL heading, the paragraphs required by the 2010 Rules (no personal interest, source of information, beneficiaries, affected persons, credentials, representations, earlier PILs), the facts, the grounds and a precise prayer. Interim relief, if needed, is sought in a separate application.

  4. Sign the affidavit and file

    The petitioner signs the affidavit in the prescribed form and the vakalatnama, and the petition is e-filed with the court fee. Advance copies are usually served on counsel for the government respondents.

  5. Listing before the PIL bench

    PILs in the Delhi High Court are listed before the bench constituted by the Chief Justice for PIL matters. At the first hearing the bench may issue notice, ask for a status report, appoint an amicus curiae, or dismiss the petition.

  6. Follow-up hearings

    If notice is issued, the authorities file status reports or counter affidavits, and the court may pass interim directions and monitor compliance over several dates before final disposal.

Documents to have ready for a PIL

About the problem

  • Dated photographs and video of the site or condition
  • Maps, site plans or layout plans
  • Rules, policies, notifications or earlier court orders being violated
  • RTI replies, inspection reports and file notings

About the petitioner

  • Identity and address proof
  • Registration certificate and office bearers' list for a society, trust or RWA
  • Resolution authorising the filing, for an organisation
  • Short note on the petitioner's work or connection with the issue

About what was done before filing

  • Representations to the authority, with proof of delivery
  • Any reply or acknowledgment
  • Complaints to the police or other bodies, if relevant
  • List of earlier PILs or letter petitions filed by the petitioner

For filing

  • Affidavit in the prescribed form confirming no personal interest
  • Undertaking about means to pay costs
  • Vakalatnama with the Delhi welfare stamp
  • English translations of Hindi documents

What happens at the first hearing of a PIL?

The bench reads the petition, usually with government counsel present, and decides whether there is a genuine public issue that the authorities need to answer. If there is, it issues notice and often directs the authority to file a status report within a few weeks, describing the problem and what it proposes to do. Many PILs move forward through status reports rather than formal pleadings.

The court has wide powers in a PIL. It can appoint an amicus curiae to assist it, appoint a local commissioner or committee to inspect a site and report, ask an expert body for its view, and issue interim directions to the authorities. Where implementation is the problem, the court may keep the matter pending and monitor compliance over a series of dates, a practice sometimes called continuing mandamus.

When Advocate B.K. Singh prepares a PIL, the paragraph he spends most time on is the prayer. A bench is more willing to act on a precise prayer, such as a direction to the civic body to remove a named encroachment within a fixed time after notice, than on a broad request to "take appropriate action". Vague prayers produce vague orders.

Supreme Court or High Court: where should a PIL be filed?

For most issues in Delhi, the Delhi High Court is the right place. It has jurisdiction over Delhi's authorities, it can monitor local compliance more closely, and its writ power under Article 226 covers legal rights as well as fundamental rights. The Supreme Court's power under Article 32 is limited to the enforcement of fundamental rights.

The Supreme Court does hear PILs on issues of national importance, on matters that cross state boundaries, and where a fundamental right is at stake on a large scale. Even then, it frequently asks petitioners to approach the High Court first, especially where the problem is local. A Supreme Court PIL has to be filed through an Advocate-on-Record, and the same expectations of bona fides and disclosure apply.

If a High Court decides a PIL, the remedy against its judgment is a special leave petition in the Supreme Court. PIL judgments of the Delhi High Court are usually delivered by a Division Bench, so there is no intra-court appeal.

A made-up example: a public park in a West Delhi colony

Here's a made-up example. Residents of a colony in West Delhi notice that a portion of a public park shown in the layout plan has been fenced off and is being used for parking and a temporary structure. The RWA writes to the MCD twice and files an RTI application, which produces an inspection note confirming that the portion is public land and that no permission was granted. No action follows in four months.

The RWA passes a resolution authorising its secretary to file a PIL. The petition sets out the layout plan, the RTI reply, photographs taken on fixed dates over three months, and the two representations. It states that no office bearer has any personal interest in the land, names the person using the structure as a respondent so that they can be heard, and asks for a direction to the MCD to remove the encroachment after notice, within a time fixed by the court.

At the first hearing, the court issues notice and asks the MCD for a status report. On the next date, the MCD reports that a notice has been issued to the occupant. The court records the MCD's statement and lists the matter for compliance. The example shows the usual shape of a careful PIL: facts from the authority's own records, a clear legal duty, prior representations, and a precise prayer.

Costs and frivolous PILs

Courts impose costs on PILs that are frivolous, filed for publicity, or used to settle private scores. The Delhi Rules preserve the court's power to impose exemplary costs and to bar a petitioner, or even an advocate, from filing PILs in future. The undertaking about means to pay costs is not a formality: if the court finds the petition was an abuse, it can enforce that undertaking.

Signs that make a court suspicious: the petitioner has a business rival or a personal dispute with the respondent; the PIL targets one building or one person among many in the same position; the petition is based only on newspaper reports with no inquiry of its own; earlier PILs on the same subject are not disclosed; or the petitioner has filed many PILs on unrelated subjects with no visible connection to any of them.

The safest course is full disclosure. If there is any connection between the petitioner and the subject, disclose it and explain why the petition is still in the public interest. Courts are far more forgiving of an honest disclosure than of a connection they discover for themselves.

What kinds of PILs are not entertained?

Courts consistently refuse PILs in individual service matters, such as promotions, transfers and seniority, because the affected employee can approach the court or tribunal personally. The same applies to landlord and tenant disputes, matrimonial disputes, personal disputes between individuals, and claims arising from contracts or statutory liabilities between particular parties.

Courts also decline PILs that ask them to take over policy choices that belong to the government, such as which project to fund or which route a road should take, unless the policy itself violates the Constitution or a statute. A PIL can ask the court to make the State follow the law; it usually cannot ask the court to decide what the law or policy should be.

Finally, a PIL is not entertained where the same issue is already before the court in another petition, or has been decided. Check whether an earlier PIL exists. If it does, an application to intervene in it may be the better course.

If a PIL affects you

Many people encounter a PIL from the other side: a shop owner whose premises are said to be an encroachment, a school or hospital whose functioning is questioned, a builder whose project is challenged. If an order in a PIL could affect your rights, you are entitled to be heard. If you have been made a respondent, appear through an advocate and file a reply. If you have not been made a party but are affected, apply to be impleaded.

Your reply can question the petitioner's bona fides and standing, point out any personal interest or concealment, show that a specialised forum is available, and put your own documents (permissions, sanctions, title papers) on record. Where the court has appointed a local commissioner, make sure you are present at the inspection and that your documents are shown.

Do not ignore notices in a PIL on the assumption that it concerns only the government. Courts do pass directions in PILs that are carried out against private premises, and an order passed in your absence is harder to undo than one you contested.

How long does a PIL take, and how is compliance enforced?

Some PILs are disposed of at the first hearing with a direction to the authority to act within a fixed time. Others, especially those about systemic problems, stay pending for months or years with periodic hearings on compliance. A petitioner who files a PIL should be prepared to follow it through, attending hearings and responding to status reports.

Once a PIL is filed, the petitioner does not fully control it. Because the subject is public interest, the court may decline to let a petitioner withdraw if it thinks the issue should still be examined, and may continue the matter with the help of an amicus curiae.

If the authority fails to comply with directions in a PIL, the remedy is to bring it to the court's notice by an application in the same matter or, where there is wilful disobedience, a contempt petition, explained in contempt when a court order is not followed.

Mistakes to avoid in a PIL

  • A hidden personal interest. Any connection with the subject must be disclosed; concealment is the fastest way to lose and pay costs.
  • No representation first. Courts expect the authority to have been asked to act before it is taken to court.
  • Relying only on newspaper reports. News items are background. The court wants your own inquiry and the authority's records.
  • Wrong forum. Environmental disputes under the scheduled laws often belong before the NGT, service matters before the CAT, and private disputes before a civil court.
  • Vague prayers. Ask for specific, achievable directions with a time frame, not general action.
  • Leaving out affected persons. Anyone whose rights an order would affect must be named as a respondent so they can be heard.
  • Filing and forgetting. PILs often need sustained follow-up over many dates.

What to do this week if you are considering a PIL

  • Write a one-page note of the problem, who it affects, and which authority is responsible.
  • Take dated photographs or video, and note the exact location.
  • File an RTI application to the authority asking what action has been taken.
  • Send a written representation asking for specific action within a reasonable time.
  • Check whether a PIL on the same subject is already pending in the High Court.
  • If you represent an RWA or society, pass a resolution authorising the filing.
  • List any connection you have with the subject, so it can be disclosed.

Talking it through before you file

A well-prepared PIL can move an authority that has ignored letters for years. A poorly prepared one can end in costs and a public record that makes the next attempt harder. The difference is mostly in the preparation: facts from the records, a clear legal duty, prior representations, full disclosure and a precise prayer.

If you want an advocate to look at your documents and tell you whether a PIL, an individual writ or another forum is the right route, you can write to us through our online enquiry. For environmental issues, see our page on NGT matters in Delhi, and for background on the advocate who handles these petitions, the profile of Advocate B.K. Singh.

Frequently asked questions

Can any citizen file a PIL in India?

Yes. Any person acting in good faith can file a PIL for a public wrong or for people who cannot approach the court themselves. The petitioner must have no personal interest and must disclose their credentials and sources.

Is there a fee for filing a PIL?

A PIL filed as a writ petition carries the ordinary court fee for writs, which is modest. The larger costs are drafting and appearance. Letter petitions involve no fee, and legal aid is available to those who qualify.

Can an RWA file a PIL in the Delhi High Court?

Yes. A registered RWA can file a PIL through an authorised office bearer, backed by a resolution. It must disclose its office bearers and activities, and show that the issue is one of public interest, not a private dispute of its members.

What is the format of a PIL in the Delhi High Court?

The Delhi High Court (Public Interest Litigation) Rules 2010 require the heading "In the matter of a Public Interest Litigation" and specific opening paragraphs on personal interest, sources, beneficiaries, affected persons, credentials, representations and earlier PILs. An affidavit in the prescribed form must accompany it. Ask an advocate for the current format.

Can I file a PIL without a lawyer?

Yes, a petitioner can appear in person, and a letter petition can be sent without a lawyer. In practice, a formal PIL with the required disclosures and annexures is easier to present with an advocate. Legal aid through the legal services authorities is an option.

Can a PIL be filed for a personal grievance?

No. A PIL is for public injury or for people who cannot come to court themselves. A personal grievance, such as your own service matter or property dispute, must be pursued through an individual writ, a suit or the proper tribunal.

What happens if a PIL is found to be frivolous?

The court can dismiss it with exemplary costs, enforce the petitioner's undertaking to pay costs, and bar the petitioner from filing PILs in future. Under the Delhi Rules this can extend to the advocate as well.

How long does a PIL take in the Delhi High Court?

Some are disposed of at the first hearing with a direction to the authority. Others remain pending for months or years while the court monitors compliance through status reports. The time depends on how systemic the problem is.

Can a PIL be filed directly in the Supreme Court?

Yes, under Article 32, but only where fundamental rights are involved. The Supreme Court often asks petitioners to go to the High Court first, especially for local issues. Filing is through an Advocate-on-Record.

Can I withdraw a PIL after filing it?

You can ask, but the court may refuse if it considers the public issue should still be examined. It can continue the matter with the help of an amicus curiae. That is one reason to think carefully before filing.

Can a PIL be filed on pollution in Delhi?

Yes, but environmental disputes under the laws listed in the NGT Act are often better taken to the NGT, and the High Court may say so. Pollution complaints can also go to the pollution control board first. The choice depends on the issue and the relief sought.

Do I need to send a notice before filing a PIL?

A formal legal notice is not mandatory, but a written representation to the authority is expected, and the Delhi Rules require representations to be disclosed. Without one, the court may simply direct the authority to consider a representation.

Advocate B.K. Singh

Written and reviewed at B.K. Singh & Associates

Advocate B.K. Singh

Founder of B.K. Singh & Associates. MCA, LL.B., LL.M., with more than twenty years of practice before the Supreme Court, the Delhi High Court, district courts and tribunals across Delhi NCR. This article explains the general law as of 24 October 2026; it is not legal advice on your facts.

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