Industrial

Chemicals & Petrochemicals

Insurance risk profiling for India's chemical and petrochemical sector addressing process safety hazards, PESO compliance, environmental liability, and major accident exposure under the Manufacture, Storage and Import of Hazardous Chemical Rules.

5 key risks6 recommended coverage lines

Last reviewed: April 2026

Industry overview

India's chemical industry is the sixth largest globally and third largest in Asia, valued at approximately $220 billion. The sector spans basic chemicals, specialty chemicals, agrochemicals, dyes and pigments, petrochemicals, and industrial gases. Major chemical manufacturing clusters include Gujarat's GIDC estates (Ankleshwar, Vapi, Dahej), Maharashtra's MIDC areas (Raigad, Thane, Aurangabad), Andhra Pradesh's Visakhapatnam corridor, and Tamil Nadu's SIPCOT estates.

Chemical manufacturing presents the highest severity risk profile among Indian industrial sectors. The potential for catastrophic loss events — fires, explosions, and toxic releases — makes it a demanding class for underwriters. The Bhopal gas tragedy remains the defining reference point, but more recent incidents at chemical plants in Visakhapatnam (2020 styrene leak at LG Polymers) and recurring fire incidents at Gujarat's chemical estates demonstrate that process safety risk remains acute.

Process hazards vary by sub-sector. Petrochemical plants handle hydrocarbons under high temperature and pressure. Specialty chemical manufacturers use reactive intermediates that can undergo runaway reactions. Agrochemical formulators store and process toxic active ingredients. Dye manufacturers handle carcinogenic intermediates. Each requires specific risk engineering assessment beyond standard industrial insurance underwriting.

Environmental liability is a defining exposure. Chemical effluent contamination of soil and groundwater can trigger National Green Tribunal orders, cleanup costs running into hundreds of crores, and community health claims. The Vapi and Ankleshwar clusters in Gujarat have been among the most polluted industrial zones in the country.

Regulatory compliance is layered and stringent. The Manufacture, Storage and Import of Hazardous Chemical Rules (MSIHC), 1989 require safety reports and on-site emergency plans. PESO (Petroleum and Explosives Safety Organisation) regulates storage of petroleum and explosives. The Environment Protection Act and Hazardous Waste Management Rules govern emissions and waste disposal.

Key risks

Fire and Explosion from Process Hazards

high

Runaway chemical reactions, vapour cloud explosions, and storage tank fires. Chemical plants handling hydrocarbons, solvents, and reactive intermediates face the highest severity fire and explosion risk in Indian industry.

Toxic Release and Environmental Contamination

high

Accidental release of toxic gases, liquid chemical spills, and groundwater contamination from effluent. The Visakhapatnam styrene leak (2020) and chronic pollution in Gujarat's industrial estates demonstrate the scale of this exposure.

Business Interruption Following Major Incident

high

A major fire or explosion at a chemical plant can halt production for 12-18 months due to equipment lead times and regulatory re-approval requirements. Dependency on single-site production amplifies BI exposure for specialty chemical manufacturers.

Regulatory and Compliance Risk

medium

Non-compliance with MSIHC Rules, PESO licensing, or Pollution Control Board conditions can result in shutdown orders, fines, and criminal prosecution of management. Post-incident regulatory scrutiny can extend shutdown periods significantly.

Transportation of Hazardous Materials

medium

Transit of chemicals by road tanker, rail, and pipeline creates third-party liability exposure. Tanker overturning, valve failures, and pipeline leaks affecting public areas and water sources are recurring incidents across India.

Common claim scenarios

Reactor Explosion at Specialty Chemical Plant in Gujarat

A runaway exothermic reaction in a batch reactor at a specialty chemicals unit in Ankleshwar GIDC caused an explosion that destroyed the reactor building and damaged three adjacent units. Two workers died and seven were injured. The SFSP, machinery breakdown, and public liability policies responded. Business interruption lasted 14 months as the reactor was custom-built.

₹15-50 Cr

Solvent Storage Fire at Agrochemical Formulator in Hyderabad

A fire in the solvent storage yard of an agrochemical formulation unit in Jeedimetla industrial area spread to the production block. Toxic fumes required evacuation of neighbouring factories. Fire brigade response was delayed due to narrow access roads in the industrial estate. The fire and liability policies covered property damage, third-party claims, and debris removal costs.

₹5-20 Cr

Chemical Tanker Overturning on Mumbai-Pune Expressway

A tanker carrying hydrochloric acid overturned on the Mumbai-Pune Expressway, causing an acid spill that required highway closure for 18 hours. Soil contamination cleanup, highway damage repairs, third-party injury claims, and environmental remediation costs were covered under the public liability and motor insurance policies.

₹1-5 Cr

Underwriter checklist

Review HAZOP (Hazard and Operability) study reports and process safety management documentation
Verify PESO licences, MSIHC compliance, and on-site emergency plan testing records
Assess fire protection: gas detection systems, automatic deluge systems, foam systems for tank farms, and fire water adequacy
Evaluate storage arrangements: segregation of incompatible chemicals, bund wall adequacy, and tank farm layout
Check environmental compliance: Consent to Operate validity, ETP performance, and hazardous waste disposal records
Review maintenance of critical safety systems: pressure relief valves, emergency shutdown systems, and gas scrubbers
Assess management of change procedures for process modifications
Evaluate business interruption exposure: single-site dependency, equipment replacement lead times, and alternate sourcing

Regulatory and compliance notes

Chemical manufacturing in India is regulated by the Factories Act, 1948, the Environment Protection Act, 1986, the Manufacture, Storage and Import of Hazardous Chemical Rules (MSIHC), 1989, and the Chemical Accidents (Emergency Planning, Preparedness and Response) Rules, 1996. PESO regulates petroleum and explosives storage. The Public Liability Insurance Act, 1991 mandates liability insurance for units handling hazardous substances. The National Green Tribunal has active jurisdiction over environmental violations. State Pollution Control Boards issue Consent to Establish and Consent to Operate, with conditions specific to chemical manufacturing including ETP performance standards and hazardous waste manifests.

Frequently Asked Questions

Is public liability insurance mandatory for chemical manufacturers in India?

Yes, for chemical manufacturers handling hazardous substances listed in the schedule to the Public Liability Insurance Act, 1991. This Act mandates that every owner handling hazardous substances must take out insurance policies covering liability to provide immediate relief to victims of chemical accidents. The Act specifies minimum coverage amounts per policy. Additionally, owners contribute to the Environment Relief Fund. Beyond this statutory requirement, most chemical companies carry broader Commercial General Liability and Umbrella Liability policies to cover exposures beyond the statutory minimum, particularly given the National Green Tribunal's willingness to impose substantial environmental remediation and compensation orders.

How do insurers assess process safety risk at chemical plants?

Insurers assess chemical plant risk through specialised risk engineering surveys that go well beyond standard property inspections. Key assessment criteria include the HAZOP study quality and follow-up action completion rate, process safety management system maturity, fire and gas detection coverage, emergency shutdown system reliability, tank farm layout and bund wall integrity, chemical storage segregation practices, maintenance of pressure relief devices, and management of change procedures. Insurers often use indices like the Dow Fire and Explosion Index to quantify maximum probable loss. The quality of the on-site emergency plan, operator training records, and incident investigation thoroughness are also evaluated. Plants with documented process safety management systems and good claims histories receive preferential pricing.