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How to File an FIR in Kolkata: Police Complaint Process

March 5, 2026 Increeda Law Firm
Criminal case and FIR documents in a Kolkata legal office
An FIR records information about an alleged cognizable offence and begins the formal police-investigation process. In Kolkata, information may be given to the police through the legally available route, but an online complaint, grievance or acknowledgement is not automatically a registered FIR. The correct route depends on the incident, urgency and whether the information discloses a cognizable offence.This guide explains the general procedure under the Bharatiya Nagarik Suraksha Sanhita, 2023 (BNSS), including police-station and official online reporting channels. It does not determine whether a particular set of facts discloses an offence.

What Is a First Information Report (FIR)?

A First Information Report is the formal recording of information concerning an alleged cognizable offence under the applicable criminal-procedure law. It initiates the police process for investigating the reported allegation, but it is not proof that the allegation is true and does not establish guilt. The complaint should state verifiable facts, dates, locations, persons involved where known, and available supporting material without exaggeration.A written complaint, diary entry, online submission, or non-cognizable report is not automatically the same as an FIR. The legal classification depends on the information disclosed and the procedure followed by the police.

What an FIR Records

Section 173 of the BNSS addresses information relating to cognizable offences. Such information may be given to the officer in charge of a police station. The current provision and its safeguards should be checked in the official India Code text of the BNSS.A cognizable offence is one for which police may investigate in accordance with law without first obtaining a Magistrate's order. Information about a non-cognizable matter follows a different statutory procedure. A private or civil dispute does not become a criminal case merely because a complaint is submitted.

Where to Report an Incident in Kolkata

  • Police station: Report the incident to the appropriate police station. Section 173 contains provisions addressing information about a cognizable offence irrespective of where the offence occurred.
  • Kolkata Police: Use the current station and contact information published on the official Kolkata Police website.
  • Cybercrime: Report eligible cybercrime through the National Cyber Crime Reporting Portal. For urgent financial cyber fraud, the official portal identifies helpline 1930.
  • Emergency: Use the official emergency channel where there is immediate danger or an urgent need for police assistance.
An online complaint, lost-document report, grievance, and FIR are not necessarily the same. Check what acknowledgement or case record has actually been generated.

Can You File an FIR Online in Kolkata?

A person searching for an “online FIR” should first identify what the official channel actually records. The Kolkata Police website lists FIRs and other citizen services, while complaints or grievances may also be submitted through the channels published by Kolkata Police. A digital submission or acknowledgement should not be treated as a registered FIR unless the police record confirms FIR registration.For eligible cybercrime, use the National Cyber Crime Reporting Portal; for urgent financial cyber fraud, use the official 1930 helpline. For a grievance concerning a Kolkata Police station or unit, the Public Grievance Cell is a separate administrative channel. These routes serve different purposes, so keep the acknowledgement number and confirm what type of police record has actually been created.

Prepare the Facts and Evidence

Present a clear chronological account rather than conclusions or exaggerated language. Where available, preserve:
  • the date, time, and place of the incident;
  • names or descriptions of the persons involved;
  • messages, emails, transaction records, photographs, video, or other digital evidence;
  • medical, ownership, identity, or supporting records relevant to the allegation;
  • witness details, without coaching or influencing any witness;
  • earlier complaint numbers or communications with authorities.
Keep original files and devices safely. Do not edit screenshots, delete messages, or alter metadata that may later be relevant.

How the Information Is Recorded

Information may be provided in the manner permitted by Section 173. Read the recorded information carefully before signing or confirming it. Ask for inaccuracies in names, dates, amounts, locations, and material events to be corrected. The informant is entitled to a copy of the recorded information as provided by law.Special statutory safeguards may apply to the recording of information from women or persons with disabilities in the circumstances stated in Section 173. The exact procedure should be followed for the individual case.

If Police Decline to Record the Information

First identify whether the police consider the matter non-cognizable, outside the alleged facts, insufficiently described, or subject to another procedure. Request a written or traceable acknowledgement where available.Section 173(4) provides a route for sending the substance of the information in writing and by post to the Superintendent of Police where the officer in charge refuses to record it. If the statutory response remains unavailable, an application to the Magistrate may be considered in accordance with the BNSS. The correct authority, documents, and relief require case-specific assessment.A grievance against a Kolkata Police unit may also be directed through the official Kolkata Police Public Grievance Cell, but a grievance process should not be confused with the statutory FIR procedure.

What Happens After Registration

Registration does not establish guilt and does not make arrest automatic. The investigating officer may collect evidence, examine witnesses, issue lawful notices, assess whether arrest is necessary, and submit the appropriate police report to the competent court.Read the separate guide on what happens after an FIR is filed in Kolkata. For cyber incidents, see the West Bengal cybercrime FIR guide.

Frequently Asked Questions

Can an FIR be reported outside the place of occurrence?

Section 173 contains provisions for giving information about a cognizable offence irrespective of the area where it was committed. The receiving police station and subsequent transfer or investigation should follow the applicable procedure.

Does every complaint become an FIR?

No. The legal treatment depends on the facts and whether they disclose a cognizable offence. Non-cognizable matters and purely civil disputes follow different procedures.

Is arrest automatic after an FIR?

No. Arrest must satisfy the applicable statutory conditions. FIR registration alone does not establish guilt or make arrest automatic.

Can police refuse to register information about a cognizable offence?

If the officer in charge refuses to record such information, the BNSS provides a route to send the substance of the information to the Superintendent of Police. The facts and documents should be reviewed before taking the next step.

Is an online complaint enough for cybercrime?

An online cybercrime complaint is an important reporting step, especially for financial fraud, but it should not be assumed to be the same as a registered FIR without checking the record generated.

What should not be done before filing an FIR?

Do not alter screenshots, delete messages, threaten witnesses, exaggerate facts or submit unverified allegations. Preserve original evidence and provide a clear chronology.

Legal Assistance

For advice about drafting a complaint, responding to refusal, preserving digital evidence, a police notice, arrest risk, or bail, contact Increeda Law Firm at +91 94338 20692, send a WhatsApp message, or use the contact page.Disclaimer: This article provides general legal information and is not advice for a specific complaint or criminal case. Procedure depends on the facts, current law, police record, and court orders.

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