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ISR vs Business Pack: Which One Fits Your Business?

By Marel Pencev · Reviewed by Marel Pencev · Last reviewed 2026-04-18
In short

A Business Pack is a packaged named-perils policy built for small businesses with modest assets. Industrial Special Risks is a broad-form all-risks contract built for businesses with material property, stock, or revenue at stake. Business Pack is cheaper and faster. ISR is broader and tuned to the specific risk. The right choice depends on the size and complexity of what you are insuring, not the price.

Two different tools for two different shapes of business

Business Pack and Industrial Special Risks are not the same product at different price points. They are built on different assumptions about what kind of business is buying them and what kind of loss they are designed to respond to.

A Business Pack is packaged. A list of covers, fixed sub-limits, standardised wording, priced on occupancy bands and turnover bands. Insurers build it for volume. Underwriting sits inside rules, not individual judgment. It is the right tool for a business whose risk fits inside the template.

An ISR is structured. Declared values by location, a combined limit of liability, sub-limits tuned to the operation, an indemnity period chosen for the specific business, extensions negotiated where the risk calls for them. Underwriting is a conversation. It is the right tool for a business whose risk no longer fits a template.

The rest of this page walks through how that difference plays out.

Coverage philosophy: named perils vs all risks

The single most important difference.

A Business Pack is usually written on a named perils basis. The policy lists the causes of loss it will respond to. Fire, storm, impact, theft, malicious damage, and a defined set of other events. If the cause of your loss is not on the list, the policy does not respond. Not because the insurer is being difficult. Because that is how the product was built.

An ISR is written on an all-risks basis. The policy presumes cover for any sudden, unforeseen, accidental physical loss or damage, then lists what it excludes. War. Nuclear. Wear and tear. Cyber. Inherent vice. Mechanical breakdown, unless separately insured. If the cause of your loss is not inside an exclusion, the policy responds.

The practical effect at claim time: the burden of proof is reversed. Under a Business Pack, you (or your broker) have to prove your event was one of the named perils. Under an ISR, the insurer has to prove the loss falls inside an exclusion. In marginal cases, that is the difference between a paid claim and a dispute.

What each one actually covers

The headline covers look similar on paper. Property damage, business interruption, glass, theft, money, liability. The detail is where they diverge.

Property damage

Business Pack: A sum insured for each category of property at each address, against named perils. Sub-limits for debris removal, professional fees, and extra cost of reinstatement are standard values, not tuned.

ISR: Declared values by location and category, against all risks. A combined limit of liability covers the aggregate exposure. Sub-limits for debris removal, professional fees, extra cost of reinstatement, and prevention of access are sized to the actual operation.

Business interruption

Business Pack: Usually offered as an option rather than a default. 12 months indemnity period is common. Payroll at 100% for the period. Suppliers and customers extensions are defaulted to small sub-limits.

ISR: Section 2 is part of the core wording, not an add-on. Indemnity period is selectable between 12 and 36 months. Payroll can be written on a dual basis. Suppliers and customers can be specifically scheduled.

Machinery breakdown

Business Pack: Usually an optional extension with default sub-limits. Often structured for small plant only.

ISR: Can be written as its own section with sub-limits tuned to the actual machinery that drives revenue. Standard wordings often exclude mechanical and electrical failure from Section 1, which is why the machinery breakdown section exists.

Glass, theft, money, fidelity

Business Pack: Standard defined sub-limits, often below what larger operations need. Acceptable for most small businesses.

ISR: Sub-limits set to the actual exposure. A large retailer writes glass at a different number to a small office tenancy.

Liability

This is a genuine difference. A Business Pack usually bundles public and products liability cover inside the main policy. An ISR wording focuses on first-party property and business interruption. Liability is written on a separate policy, often as part of a combined broking arrangement. The advantage is that each policy is specialist. The trade-off is two renewal dates.

How they price

The pricing logic is genuinely different.

Business Pack: Turnover band, occupancy, state, sum insured ranges. Rated off schemes. Quoted in minutes to hours. Cheaper for small risks because the insurer does not need to underwrite individually.

ISR: Declared values, construction details, fire protection, claims history, specific sub-limits, indemnity period, extensions. Rated by an underwriter who looks at the individual submission. Quoted over days, sometimes with a site survey. Priced to the specific risk, which means it is often cheaper than a Business Pack for the same exposure once the business is large enough that the scheme pricing has stopped working.

It is not accurate to say ISR is always more expensive. For a growing business, ISR often produces a better premium for the same cover because the wording fits, the sub-limits are right, and the insurer has understood the risk.

When a Business Pack is genuinely still right

A Business Pack is the correct answer when every statement below is true.

  • Combined building, contents, plant, and stock value sits comfortably under $5 million
  • Annual turnover sits under $10 million
  • One trading location
  • Equipment is off-the-shelf and replaceable in weeks
  • No lender, landlord, or contract requiring specific cover terms
  • No dependency on a small number of key suppliers or customers

Most Australian small businesses fit inside that description and should stay on a Business Pack. It does exactly what it was built to do.

When ISR is the answer

Three or more of these make the case.

  • Combined insured values above $5 million
  • Turnover above $10 million
  • Specialised or custom plant driving revenue
  • More than one site
  • Significant or seasonal stock holdings
  • A loss that would take more than 12 months to truly recover from
  • Contract or finance covenants with specific cover requirements
  • An insurer that has reduced cover, tightened terms, or asked you to shop around

The decision is not about what you can afford. It is about what wording actually responds to your operation in a bad year.

How the decision is usually made

In practice, most businesses do not choose proactively. They run a Business Pack until something forces a review. A claim that paid out short because of a sub-limit. A renewal where the insurer reduced cover. A new lender or landlord requiring specific terms. A growth year where turnover crossed a threshold.

The earlier conversation is cheaper. Reviewing the shape of your cover before the forcing event costs nothing and often saves a lot. If you are unsure whether you have already crossed the line, the Business Pack Fit Check is an eight-question diagnostic that takes three minutes.

What the transition from Business Pack to ISR looks like

Moving across is not a same-day decision. For a typical operation it takes one to three weeks.

A senior broker builds a submission covering declared values, construction, fire protection, claims history, and contract obligations. That submission goes to a handful of insurers with appetite for the specific risk. Underwriters come back with questions, and sometimes a site survey. Bigger risks sometimes bind with subjectivities, where cover is in force and an updated valuation or survey is completed within a defined window afterwards.

The broker presents the options back with a real price, the real wording, and a recommendation. You sign, and cover is in force.

It is slower than a Business Pack renewal because the product is designed to fit your specific risk rather than a template. That is the whole point.

The next step

If the signals above look like your business, send a quick enquiry and we will call back to talk through specifics. If you want to run the diagnostic first, the Business Pack Fit Check will tell you where your business sits in under three minutes. If you want the technical reference before deciding, the What is ISR guide covers the wording mechanics in detail.

Expert Review: 18/04/2026

Verified by ISR Insurance Specialists