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Engineering Insurance Explained: Coverage for Indian Infrastructure Projects

India's infrastructure push demands robust engineering insurance. This guide explains Contractors All Risks, Erection All Risks, and Machinery Breakdown policies for Indian project stakeholders.

Sarvada Editorial TeamInsurance Intelligence3 min read
engineering insurancecontractors all riskserection all risksinfrastructure insurance IndiaIRDAI engineering policymachinery breakdown

Last reviewed: January 2026

In this article

  • CAR insurance covers civil construction works while EAR covers machinery erection — most large Indian projects require both policies in sequence.
  • Engineering insurance premiums in India range from 0.15% to 0.60% of project value depending on the type and complexity of works.
  • Boiler and Pressure Plant insurance is mandatory under the Indian Boilers Act, 1923 for all steam-generating equipment.
  • Lenders and government bodies like NHAI typically mandate specific engineering insurance requirements in project agreements.
  • Risk engineering surveys before policy inception can reduce premiums by 10-20% through documented safety measures.

Engineering Insurance in India's Infrastructure Boom

With India allocating over INR 11 lakh crore to infrastructure in the Union Budget 2025-26, engineering insurance has become indispensable. From highway construction in Rajasthan to metro rail projects in Pune and Kochi, every major infrastructure initiative requires comprehensive risk transfer mechanisms.

Engineering insurance encompasses a family of policies designed to protect project owners, contractors, and lenders against material damage and third-party liabilities arising during construction, erection, and operation phases. IRDAI classifies these under the engineering line of business, with distinct products for different project stages.

Contractors All Risks (CAR) Insurance

CAR insurance covers civil construction projects — buildings, roads, bridges, dams, and tunnels — against damage from any cause not specifically excluded. Section I covers material damage to the contract works, including temporary structures, construction plant, and materials on site. Section II provides third-party liability cover.

A typical CAR policy for a INR 500 crore highway project in Maharashtra might carry a deductible of INR 10-25 lakh per claim and premium rates between 0.15% and 0.40% of the contract value. The policy period aligns with the construction timeline plus a maintenance period, usually 12-24 months.

Erection All Risks (EAR) Insurance

EAR policies cover the installation and commissioning of machinery, equipment, and steel structures. Power plants, refineries, cement factories, and telecom towers are typical EAR risks. The policy covers damage during storage at site, erection, testing, and commissioning phases.

For a INR 200 crore cement plant erection project in Gulbarga, Karnataka, premium rates typically range from 0.20% to 0.60% depending on the complexity of machinery and testing protocols. EAR policies also cover surrounding property damage and include a testing and commissioning period, usually 4-8 weeks after mechanical completion.

Machinery Breakdown and Boiler Explosion Policies

Once construction is complete and operations begin, Machinery Breakdown (MB) insurance takes over. MB policies cover sudden and unforeseen damage to installed machinery from electrical or mechanical causes — motor burnout, bearing failure, centrifugal force breakage, and operator error.

Boiler and Pressure Plant insurance, governed by the Indian Boilers Act, 1923, is mandatory for steam-generating equipment. A boiler explosion at a sugar mill in Kolhapur or a chemical plant in Vapi can cause catastrophic losses. Premiums for MB insurance are typically 0.10-0.25% of the machinery's reinstatement value, with deductibles ranging from INR 1-5 lakh.

Electronic Equipment Insurance

Data centres in Navi Mumbai, server farms in Bengaluru, and hospital imaging equipment across India require specialised Electronic Equipment Insurance (EEI). This policy covers sudden and unforeseen physical damage to electronic installations, including damage from voltage fluctuations, short circuits, and operator negligence.

EEI also covers the cost of data restoration from backups — a critical benefit given the value of digital assets. Premium rates for electronic equipment range from 0.30% to 0.80% of the equipment's replacement value, significantly higher than traditional machinery breakdown rates due to the sensitivity and rapid obsolescence of electronic components.

Choosing the Right Engineering Insurance Structure

Project stakeholders must evaluate their risk exposure across the entire project lifecycle. A greenfield manufacturing facility in the Delhi-Mumbai Industrial Corridor might need a layered programme: CAR for civil works, EAR for plant erection, MB and Boiler insurance for operations, and a Loss of Profits (Advance) policy to cover delayed startup.

Lenders and NHAI often mandate specific insurance requirements in concession agreements. Working with an experienced insurance broker who understands both IRDAI regulations and project finance requirements is essential. Risk engineering surveys before policy inception can reduce premiums by 10-20% through documented loss prevention measures.

Frequently Asked Questions

What is the difference between CAR and EAR insurance policies in India?
Contractors All Risks (CAR) insurance covers civil construction activities — buildings, roads, bridges, dams — against physical damage during the construction period. Erection All Risks (EAR) insurance, on the other hand, covers the installation and commissioning of mechanical and electrical equipment. A large infrastructure project like a power plant or factory typically requires both: CAR for the civil structure construction phase and EAR for the machinery installation phase. Both policies include material damage and third-party liability sections.
Is engineering insurance mandatory for Indian infrastructure projects?
While no single law mandates engineering insurance for all projects, it is effectively required in practice. Government contracts, PPP concessions, and NHAI agreements specify minimum insurance requirements as contractual obligations. Banks and financial institutions financing infrastructure projects invariably require CAR or EAR insurance as a condition of loan disbursement. IRDAI has also issued guidelines on minimum coverage standards for engineering risks. For any project exceeding INR 10 crore, operating without engineering insurance is both financially imprudent and practically impossible given lender requirements.
How are engineering insurance premiums calculated in India?
Engineering insurance premiums are calculated as a percentage of the total contract value or sum insured, typically ranging from 0.15% to 0.60%. Key factors include the nature of the project (road construction vs. petrochemical plant), geographical location and natural hazard exposure, construction methodology, contractor experience and claims history, and deductible levels selected. Projects in flood-prone areas or seismic zones attract higher rates. Underwriters also consider the maintenance period duration and whether testing and commissioning cover is included.

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